9-12
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Because of the Coriolis effect, surface ocean currents are deflected to the ________ of their path of motion in the Northern Hemisphere. | Right
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| The ________ Ocean is largest. | Pacific
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| Longshore sand transport and longshore currents depend on waves impinging parallel to a shoreline. | False
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| Waves in the open ocean are called waves of oscillation. | True
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| The gently sloping submerged surface extending from the shoreline toward the deep ocean is termed the ________. | continental shelf
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| A poleward-moving ocean current is considered a warm current. | True
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| Turbidites and siliceous oozes are both biogenous sediments. | False
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| The zigzag movement of sand grains along a beach is ________. | both caused by obliquely breaking waves and called beach drift
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| The movement of sand parallel to the shore ________. | all of these
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| Black smokers" are associated with ________. | all of these
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| Manganese nodules do not accumulate below 4500 meters depth because the manganese minerals are highly soluble in seawater below that depth. | False
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| The surface waters in regions where evaporation rates are high, such as the Red Sea, have higher than average salinities. | true
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| ________ is a strong, parallel alignment of different mineral bands in a metamorphic rock. | Foliation
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| The ________ marks the transition between the warm surface layer and the deep zone of cold water in the oceans. | thermocline
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| The crests of mid-oceanic ridges ________. | contain active rift zones
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| A ________ is an isolated remnant of bedrock standing above a wave-cut platform. | sea stack
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| The horizontal distance separating successive wave crests is called the wave period. | false
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| Fetch is ________. | none of these
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| Submarine canyons found on the continental slope and are believed to have been created ________. | none of these
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| The continental rise is located ________. | between an abyssal plain and continental slope
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| One result of wave refraction is that wave energy is concentrated ________. | on headlands projecting into the water
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| A baymouth bar is a man-made feature designed to control wave erosion. | false
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| An echo sounder operates by measuring the time required for a ________. | sound pulse travels from a ship to the seafloor and back
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| Manganese nodules are an example of ________. | hydrogenous sediment
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| Which of the following is NOT true of deep ocean trenches? | they are geologically very stable
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| How can crashing, collapsing, storm waves generate explosive forces and stresses on rocky outcrops and manmade structures? | pressurized water and compressed air are driven into cracks and fissures
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| Sediments derived primarily from the products of weathering on the continents are called ________. | terrigenous sediment
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| Concerning the distribution of land and water, which of the following statements is true? | the Southern Hemisphere has much more water surface than the Northern Hemisphere
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| The addition of sand to a beach has proven to be an economical solution to beach erosion problems. | False
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| The Coriolis effect is greatest at high latitudes and diminishes toward the equator. | True
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| Longshore sand transport and longshore currents depend on waves impinging parallel to a shoreline. | False
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| The movement of sand parallel to the shore ________. | all of these
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| The movement of water within the surf zone that parallels the shore is termed ________. | longshore current
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| A poleward-moving ocean current is considered a warm current. | True
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| The ________ Ocean is largest. | Pacific
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| Which of the following is associated with ocean ridges? | all of these
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| Which one of the following would you NOT associate with turbidity currents? | formation of seamounts
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| Which one of the following is NOT part of the continental margin? | continental trench
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| The Gulf Coast lacks barrier islands. | False
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| Which one of the following is a landform created by wave erosion? | sea arch
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| Although the Sun influences the tides, its effect is considerably less than the effect of the Moon. | True
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| Manganese nodules do not accumulate below 4500 meters depth because the manganese minerals are highly soluble in seawater below that depth. | False
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| Submarine canyons form the deepest parts of the ocean basins. | false
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| Turbidites and siliceous oozes are both biogenous sediments. | false
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| Abyssal plains with sediments covering the seafloor igneous rocks are more extensive in the central Pacific basin than in the North Atlantic. | false
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| Sand, silt, and clays deposited on the ocean floor are described as terrigenous sediments. | True
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| Seafloor hot springs occur mainly in oceanic, abyssal plains. | false
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| A baymouth bar is a man-made feature designed to control wave erosion. | false
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| Fetch is ________. | none of these
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| The ________ marks the transition between the warm surface layer and the deep zone of cold water in the oceans. | thermocline
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| An echo sounder operates by measuring the time required for a ________. | sound pulse travels from a ship to the seafloor and back
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| The presence of which one of the following would indicate that the land had been uplifted or that sea level had fallen? | elevated marine terrace
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| An isolated remnant of wave erosion is a ________. | sea stack
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| The west coast of South America and the east coast of North America have very different continental margins. | True
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| A sand bar that completely crosses a bay, sealing it off from the open ocean is a ________. | none of these
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| The turbulent water created by breaking waves is called surf. | true
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| Which ocean has the greatest average depth? | Pacific
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| Which of the following is correct regarding a wave in the open ocean? | none of these
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| A ________ is an isolated remnant of bedrock standing above a wave-cut platform. | sea stack
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| The Atlantic and Pacific basins have oceanic ridges; the Indian Ocean has no oceanic ridge. | false
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| Which one of the following is NOT part of the continental margin? | continental trench
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| Manganese nodules do not accumulate below 4500 meters depth because the manganese minerals are highly soluble in seawater below that depth. | False
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| Abyssal plains with sediments covering the seafloor igneous rocks are more extensive in the central Pacific basin than in the North Atlantic. | False
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| The oceans cover approximately ________ percent of Earth's surface. | 70
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| Which one of the following salts is most abundant in seawater? | sodium chloride
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| Erosional retreat of a ________ leads to enlargement and extension of a wave-cut platform in the inland direction. | wave-cut cliff
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| Which one of the following would most likely be covered with thick turbidite layers? | deep-sea fan at the base of a continental slope
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| The movement of sand parallel to the shore ________. | all of these
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| Tidal flats are submerged during ebb tide. | False
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| The largest daily tidal range occurs in association with spring tides. | True
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| When waves reach shallow water, they are often bent and tend to become parallel to the shore. This process is termed ________. | refraction
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| One result of wave refraction is that wave energy is concentrated ________. | on headlands projecting into the water
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| A sand ridge connecting an island to the mainland or to another island is a ________. | tombolo
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| Which one of the following structures is built to protect boats from large breaking waves? | breakwater
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| Concerning the distribution of land and water, which of the following statements is true? | the Southern Hemisphere has much more water surface than the Northern Hemisphere
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| The continental rise lies at the bottom of the continental slope. | True
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| The ________ Ocean has more extensive abyssal plains than the Pacific Ocean because it has fewer trenches to trap sediments moving down the continental slope. | Atlantic
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| Manganese nodules are an example of ________. | hydrogenous sediment
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| The turbulent water created by breaking waves is called surf. | True
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| The surface waters in regions where evaporation rates are high, such as the Red Sea, have higher than average salinities. | True
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| A poleward-moving ocean current is ________. | warm
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| A baymouth bar is a man-made feature designed to control wave erosion. | False
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| A sand bar that completely crosses a bay, sealing it off from the open ocean is a ________. | none of these
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| Fetch is ________. | none of these
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| Chesapeake Bay and Delaware Bay are ________. | all of these
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| The movement of water within the surf zone that parallels the shore is termed ________. | longshore current
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| Sediments derived primarily from the products of weathering on the continents are called ________. | terrigenous sediment
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| A ridge of sand projecting into a bay and often having a hooked end is a ________. | spit
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| The ________ Ocean is largest. | Pacific
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| Waves begin to "feel bottom" when the depth of water is ________. | equal to one-half the wavelength
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| The annual range of temperature may be described as the difference between ________. | the average temperatures of the warmest and coldest months
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| The most abundant gas in the atmosphere is nitrogen. | True
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| The tropopause is the boundary between ________ | the troposphere and stratosphere
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| Annual temperature range decreases with an increase in latitude. | true
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| Which one of the gases listed below is more important meteorologically (that is, is more important in weather processes) than the others? | carbon dioxide
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| The longest wavelengths on the electromagnetic spectrum are ________. | radio
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| At noon on February 21, the Sun is overhead ________. | at some point between the Tropic of Capricorn and the equator, heading northward
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| In the Southern Hemisphere, warm currents cause isotherms to be deflected toward the South Pole. | True
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| The storage of heat in the lower layer of the atmosphere produced by certain heat absorbing gases is called the ________. | greenhouse effect
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| With which of the following is dust in the atmosphere associated? | all of these
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| By adding the daily maximum and minimum temperatures and then dividing by two, the daily range is calculated. | False
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| Fairbanks, Alaska has more hours of daylight in June than Miami, Florida. | true
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| The higher the temperature of a radiating body, the longer the wavelengths of maximum radiation. | false
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| On this date the length of daylight gets progressively longer going south from the equator. | December 21
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| The annual temperature range at most latitudes in the Southern Hemisphere is much smaller than that in the Northern Hemisphere. The reason for this is that ________. | there is a greater percentage of water surface in the Southern Hemisphere
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| This process involves the movement of a mass or substance. | all of these
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| On the AVERAGE, for every 1 km increase in altitude in the troposphere, the air temperature ________. | drops about 6.5C
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| A molecule of ozone contains two atoms of oxygen and one atom of nitrogen. | False
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| The two most important heat absorbing gases in the lower atmosphere are ________. | water vapor and carbon dioxide
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| Weather and climate are synonymous terms | false
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| Air may best be described as ________. | a mixture
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| The wavelengths of radiation emitted by Earth from the heating of the earth's surface by short wave radiation from the sun are ________. | longer than those emitted by the Sun
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| New York City has its greatest length of daylight on ________. | June 21
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| The triatomic form of oxygen (O3) is known as ________. | ozone
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| Tiny solid and liquid particles suspended in the atmosphere are collectively called aerosols. | True
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| On the average, how much of the Sun's energy that is intercepted by Earth is absorbed by the atmosphere and clouds? | 20%
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| The seasonal shift of isotherms is greater over the continents than over the ocean. | true
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| A very important control of the DAILY range of temperature is ________. | the amount of water vapor in the air
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| Ozone is concentrated in the ________. | stratosphere
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| If the maximum temperature for a particular day is 26EC and the minimum temperature is 14EC, the daily mean would be ________. | 20C
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| On this date the length of daylight gets progressively longer going south from the equator. | December 21
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| Weather and climate are synonymous terms | false
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| Which one of the following statements is true about the equinoxes? | days and nights are equal in length everywhere
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| The annual temperature range at most latitudes in the Southern Hemisphere is much smaller than that in the Northern Hemisphere. The reason for this is that ________. | there is a greater percentage of water surface in the Southern Hemisphere
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| New York City has its greatest length of daylight on ________. | June 21
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| Visible wavelengths make up about one-half of the electromagnetic spectrum. | False
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| Distance variations between Earth and the Sun are very important in understanding seasonal temperature variations. | False
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| The fall equinox in the Southern Hemisphere occurs on this date. | March 21
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| If it were not for the inclination of Earth's axis, there would be no well-defined seasons. | True
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| In the middle and high latitudes, annual temperature range increases with an increase in continentality. | True
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| This process involves the movement of a mass or substance. | conduction
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| On the AVERAGE, for every 1 km increase in altitude in the troposphere, the air temperature ________ | drops about 6.5C
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| On the average, how much of the Sun's energy that is intercepted by Earth is absorbed by the atmosphere and clouds? | 20%
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| The North Pole has a higher noon Sun angle than New York City on this date | none of these
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| The tropopause is the boundary between ________ | the troposphere and stratosphere
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| The storage of heat in the lower layer of the atmosphere produced by certain heat absorbing gases is called the ________. | greenhouse effect
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| A place located along a windward coast will probably have ________. | cooler summer temperatures than an inland location at the same latitude
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| A molecule of ozone contains two atoms of oxygen and one atom of nitrogen. | False
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| The lowest layer of the atmosphere is the ________. | troposphere
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| The 90 angle solar rays are striking the Tropic of Capricorn on ________. | December 21
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| Tiny solid and liquid particles suspended in the atmosphere are collectively called aerosols. | True
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| Ozone is concentrated in the ________. | stratosphere
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| Which one of the gases listed below is more important meteorologically (that is, is more important in weather processes) than the others? | carbon dioxide
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| Earth's atmosphere ends quite abruptly at an altitude of 40 kilometers. | False
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| The normal lapse rate is -6.5C per kilometer. | True
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| The seasonal shift of isotherms is greater over the continents than over the ocean. | True
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| Practically all clouds and storms occur in this layer of the atmosphere. | Stratosphere
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| The spring equinox in the Northern Hemisphere occurs on ________. | March 21
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| Air is a mixture. | True
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| The North Pole has a higher noon Sun angle than New York City on this date. | none of these
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| At noon on February 21, the Sun is overhead ________. | at some point between the Tropic of Capricorn and the equator, heading northward
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| On the AVERAGE, for every 1 km increase in altitude in the troposphere, the air temperature ________. | drops about 6.5C
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| With which of the following is dust in the atmosphere associated? | all of these
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| Which one of the gases listed below is more important meteorologically (that is, is more important in weather processes) than the others? | carbon dioxide
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| The lowest layer of the atmosphere is the ________. | troposphere
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| Weather and climate are synonymous terms | False
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| Ozone filters out most of the ________ radiation in sunlight. | ultraviolet
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| Which one of the following is the most abundant gas in the atmosphere? | nitrogen
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| Isotherms are more irregular in the Southern Hemisphere than in the Northern Hemisphere | False
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| The atmosphere is heated chiefly by radiation emitted by the Earth's surface that is heated by the sun.. | True
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| Snow-covered surfaces have a low albedo. | False
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| f the maximum temperature for a particular day is 26C and the minimum temperature is 14C, the daily range would be ________. | 12>C
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| The 90 angle solar rays are striking the Tropic of Cancer on ________. | June 21
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| Ozone filters out most of the infrared radiation in sunlight. | False
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| Visible wavelengths make up about one-half of the electromagnetic spectrum. | False
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| In the middle and high latitudes, annual temperature range increases with an increase in continentality. | True
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| The normal lapse rate in the troposphere is about ________ per kilometer. | 6.5C
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| Earth receives energy from the Sun in this way. | radiation
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| Fairbanks, Alaska has more hours of daylight in June than Miami, Florida. | True
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| Ozone is concentrated in the mesosphere. | False
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| Fifty percent of the gases making up the atmosphere are found below ________. | 3 ½ miles (5.6 km)
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| On this date the length of daylight gets progressively longer going south from the equator. | December 21
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| If the maximum temperature for a particular day is 26EC and the minimum temperature is 14EC, the daily mean would be ________. | 20C
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| The summer solstice in the Northern Hemisphere occurs on this date. | June 21
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| This process involves the movement of a mass or substance. | conduction
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| If it were not for the inclination of Earth's axis, there would be no well-defined seasons. | True
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| Tiny solid and liquid particles suspended in the atmosphere are collectively called aerosols. | True
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| What is the relative humidity for the above conditions at 25 C?(relative humidity = water vapor content / by maximum grams water vapor capacity at a given temperature) | 70%
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| Orographic lifting occurs where sloping terrains, such as mountains, act as barriers to the flow of air. | True
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| This term is used to describe clouds that produce precipitation. | nimbo
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| The cloud form that is best described as sheets or layers that cover much or all of the sky is termed ________. | stratus
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| This cloud type is confined to the middle height range | altostratus
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| This cloud sometimes produces "mare's tails." | cirrus
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| Which of the following would NOT be associated with stable atmospheric conditions? | afternoon thunder showers
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| The amount of water vapor in the air (by volume) usually does not exceed ________. | 4%
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| This term is used to describe clouds found in the middle height range. | alto
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| If the temperature drops and the amount of moisture in the air remains unchanged, the relative humidity will increase. | True
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| The highest relative humidity on a particular day usually occurs in the mid-afternoon. | False
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| Deserts on the lee/downwind sides of mountains such as the Great Basin, Gobi, and Takla Makan are examples of ________. | rainshadow deserts
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| When air is unstable, the environmental lapse rate is ________. | greater than the dry adiabatic rate
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| When using a psychrometer/hygrometer and the dew point and air temperatures read nearly the same, you can conclude that ________. | the air has a high relative humidity
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| This fog forms in valleys at night. | radiation fog
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| These clouds are often called "fair weather" clouds. | cumulus
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| Tornadoes can be associated with this cloud type. | cumulonimbus
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| When air sinks, it compresses and warms. | TRUE
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| Because the mixing ratio is expressed in units of mass, it is affected by changes in pressure or temperature | FALSE
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| The change of state from a gas to a liquid is called ________. | condensation
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| Relative humidity is usually expressed as a percent. | TRUE
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| High clouds that form delicate veil-like patches or extended wispy fibers are termed ________. | cirrus
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| When stable air is forced to rise, any clouds that are produced are generally thin and flat lying. | TRUE
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| A dark gray cloud that blankets the sky and often generates precipitation is called ________. | nimbostratus
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| Clouds form because rising air cools as it comes in contact with colder air aloft. | FALSE
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| Under what circumstances could the relative humidity exceed 100% without producing condensation in the air? | there are no condensation nuclei
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| The most important process of cloud formation in the atmosphere is ________. | cooling by expansion of air
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| The dew point is the temperature at which ________. | water vapor condenses to a liquid
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| Which one of the fogs listed below may be categorized as an evaporation fog? | steam
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| Hail is most commonly associated with ________. | cumulonimbus
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| A wintertime form of precipitation that consists of small ice particles is called ________. | sleet
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| High clouds that form delicate veil-like patches or extended wispy fibers are termed ________. | cirrus
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| The cloud form that is best described as sheets or layers that cover much or all of the sky is termed ________. | stratus
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| Hail is most commonly associated with ________. | cumulonimbus
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| When using a psychrometer/hygrometer and the dew point and air temperatures read nearly the same, you can conclude that ________. | the air has a high relative humidity
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| When stable air is forced to rise, any clouds that are produced are generally thin and flat lying. | True
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| Deserts on the lee/downwind sides of mountains such as the Great Basin, Gobi, and Takla Makan are examples of ________. | rainshadow deserts
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| This fog forms in valleys at night. | radiation fog
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| The cloud form that consists of globular cloud masses that take on a billowy or "cauliflower-like" structure is called ________. | cumulus
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| This cloud may develop an "anvil head." | cumulonimbus
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| This term is used to describe clouds found in the middle height range. | alto
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| This cloud type is confined to the middle height range. | altostratus
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|
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| Because the mixing ratio is expressed in units of mass, it is affected by changes in pressure or temperature. | False
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|
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| Under what circumstances could the relative humidity exceed 100% without producing condensation in the air? | there are no condensation nuclei
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|
||||
| The amount of water vapor in the air (by volume) usually does not exceed ________. | 4%
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|
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| What is the relative humidity for the above conditions at 25 C?(relative humidity = water vapor content / by maximum grams water vapor capacity at a given temperature) | 70%
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| The dew point is the temperature at which ________. | water vapor condenses to a liquid
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| Which of the following would NOT be associated with stable atmospheric conditions? | afternoon thunder showers
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|
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| This cloud sometimes produces "mare's tails." | cirrus
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| The most important process of cloud formation in the atmosphere is ________ | cooling by expansion of air
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|
||||
| If air at sea level with a temperature of 27>C is forced up a mountain slope and the air's dew point at the condensation level is 14>C, at what elevation will condensation begin? (Dry adiabatic cooling rate is -6.5 C per km (1000m)) | 2000 meters
🗑
|
||||
| If the temperature drops and the amount of moisture in the air remains unchanged, the relative humidity will increase. | True
🗑
|
||||
| Clouds form because rising air cools as it comes in contact with colder air aloft. | False
🗑
|
||||
| When air sinks, it compresses and warms. | TRUE
🗑
|
||||
| This term is used to describe clouds that produce precipitation. | nimbo
🗑
|
||||
| Tornadoes can be associated with this cloud type. | cumulonimbus
🗑
|
||||
| Which one of the fogs listed below may be categorized as an evaporation fog? | steam
🗑
|
||||
| Relative humidity is usually expressed as a percent. | True
🗑
|
||||
| The highest relative humidity on a particular day usually occurs in the mid-afternoon. | FALSE
🗑
|
||||
| Dew point is the temperature at which the air is saturated. | True
🗑
|
||||
| The cloud form that consists of globular cloud masses that take on a billowy or "cauliflower-like" structure is called ________. | cumulus
🗑
|
||||
| A wintertime form of precipitation that consists of small ice particles is called ________. | sleet
🗑
|
||||
| This cloud sometimes produces "mare's tails." | cirrus
🗑
|
||||
| This term is used to describe clouds that produce precipitation. | nimbo
🗑
|
||||
| Which of the following would NOT be associated with stable atmospheric conditions? | afternoon thunder showers
🗑
|
||||
| This process results in the release of about 600 calories of latent heat per gram of water. | condensation
🗑
|
||||
| Relative humidity is usually expressed as a percent. | TRUE
🗑
|
||||
| If air at sea level with a temperature of 27>C is forced up a mountain slope and the air's dew point at the condensation level is 14>C, at what elevation will condensation begin? (Dry adiabatic cooling rate is -6.5 C per km (1000m)) | 2000 meters
🗑
|
||||
| Tornadoes can be associated with this cloud type. | cumulonimbus
🗑
|
||||
| The amount of water vapor in the air (by volume) usually does not exceed ________. | 4%
🗑
|
||||
| When air sinks, it compresses and warms. | TRUE
🗑
|
||||
| Hail is most commonly associated with ________. | cumulonimbus
🗑
|
||||
| Orographic lifting occurs where sloping terrains, such as mountains, act as barriers to the flow of air. | True
🗑
|
||||
| The most important process of cloud formation in the atmosphere is ________. | cooling by expansion of air
🗑
|
||||
| Which one of the fogs listed below may be categorized as an evaporation fog? | steam
🗑
|
||||
| The cloud form that is best described as sheets or layers that cover much or all of the sky is termed ________. | stratus
🗑
|
||||
| This cloud type is confined to the middle height range. | altostratus
🗑
|
||||
| If the temperature drops and the amount of moisture in the air remains unchanged, the relative humidity will increase. | TRUE
🗑
|
||||
| Dew point is the temperature at which the air is saturated. | True
🗑
|
||||
| When stable air is forced to rise, any clouds that are produced are generally thin and flat lying. | TRUE
🗑
|
||||
| Clouds form because rising air cools as it comes in contact with colder air aloft. | FALSE
🗑
|
||||
| When air is unstable, the environmental lapse rate is ________. | greater than the dry adiabatic rate
🗑
|
||||
| When warm moist air moves over a cold surface, ________ fog may result. | advection
🗑
|
||||
| A dark gray cloud that blankets the sky and often generates precipitation is called ________. | nimbostratus
🗑
|
||||
| This term is used to describe clouds found in the middle height range. | alto
🗑
|
||||
| Deserts on the lee/downwind sides of mountains such as the Great Basin, Gobi, and Takla Makan are examples of ________. | rainshadow deserts
🗑
|
||||
| What is the relative humidity for the above conditions at 25 C?(relative humidity = water vapor content / by maximum grams water vapor capacity at a given temperature) | 70%
🗑
|
||||
| The highest relative humidity on a particular day usually occurs in the mid-afternoon | False
🗑
|
||||
| This cloud may develop an "anvil head." | cumulonimbus
🗑
|
||||
| These clouds are often called "fair weather" clouds. | cumulus
🗑
|
||||
| The Coriolis effect is strongest at the equator and diminishes in strength poleward. | False
🗑
|
||||
| What is the technical name for a high pressure center? | anticyclone
🗑
|
||||
| A sea breeze usually originates during the ________. | day and flows toward the land
🗑
|
||||
| Santa Ana winds that are often associated with California wildfires (or Chinook or Foehn) wind are ________. | very dry, warm wind flowing down a mountain slope
🗑
|
||||
| High pressure systems are usually associated with stormy weather. | False
🗑
|
||||
| In the Northern Hemisphere, winds associated with a high pressure system blow ________. | clockwise and outward from the center
🗑
|
||||
| Lines on a weather map connecting places of equal air pressure are called ________. | isobars
🗑
|
||||
| This pressure zone is associated with abundant precipitation and warm temperatures | equatorial low
🗑
|
||||
| Upper air winds ________ | are generally faster than surface winds
🗑
|
||||
| Standard sea level air pressure is 1013 millibars. | True
🗑
|
||||
| If Earth were not rotating ________. | air would move directly from high to low pressure
🗑
|
||||
| If "fair" weather is approaching, the pressure tendency would probably be ________. | rising
🗑
|
||||
| Most of the United States is situated in which zone of prevailing winds? | westerlies
🗑
|
||||
| Widely spaced isobars often indicate ________ | light winds
🗑
|
||||
| A southwest wind blows toward the northeast. | True
🗑
|
||||
| In the Southern Hemisphere, the winds associated with a low pressure system blow ________. | clockwise and toward the center
🗑
|
||||
| Which of these factors influence the magnitude of the Coriolis force? | both wind speed and latitude
🗑
|
||||
| Closely spaced isobars often indicate ________ | high winds
🗑
|
||||
| High air pressure systems are usually associated with ________. | all of these
🗑
|
||||
| The ultimate cause of a sea breeze is the unequal heating of land and water. | True
🗑
|
||||
| If stormy weather is approaching, the pressure tendency would probably be ________. | falling
🗑
|
||||
| A mountain breeze is best developed in the hottest part of the day. | False
🗑
|
||||
| The pressure gradient force is the driving force behind wind. | True
🗑
|
||||
| In the Northern Hemisphere, the winds associated with a low pressure system (cyclone) blow ________. | counterclockwise and toward the center
🗑
|
||||
| Fast moving currents of air found near the top of the troposphere are called ________. | jet streams
🗑
|
||||
| Low pressure systems are usually associated with clear weather. | False
🗑
|
||||
| Standard sea level pressure in millibars is | 1013 mb
🗑
|
||||
| An isobar is a line connecting places of equal humidity. | False
🗑
|
||||
| Closely spaced isobars indicate high wind speeds. | True
🗑
|
||||
| The pressure gradient force is the driving force behind wind. | True
🗑
|
||||
| What is the technical name for a high pressure center? | anticyclone
🗑
|
||||
| Standard sea level air pressure is 1013 millibars | True
🗑
|
||||
| Cyclones are usually associated with stormy weather. | True
🗑
|
||||
| Most of the United States is situated in which zone of prevailing winds? | westerlies
🗑
|
||||
| A southwest wind blows toward the northeast. | True
🗑
|
||||
| High pressure systems are usually associated with stormy weather. | False
🗑
|
||||
| If stormy weather is approaching, the pressure tendency would probably be ________. | falling
🗑
|
||||
| Which of these factors influence the magnitude of the Coriolis force? | both wind speed and latitude
🗑
|
||||
| If Earth were not rotating ________. | air would move directly from high to low pressure
🗑
|
||||
| An isobar is a line connecting places of equal humidity. | False
🗑
|
||||
| The ultimate cause of a sea breeze is the unequal heating of land and water | True
🗑
|
||||
| Closely spaced isobars often indicate ________. | high winds
🗑
|
||||
| Upper air winds ______ | are generally faster than surface winds
🗑
|
||||
| If "fair" weather is approaching, the pressure tendency would probably be ________. | rising
🗑
|
||||
| In the Northern Hemisphere, winds associated with a high pressure system blow ________. | clockwise and outward from the center
🗑
|
||||
| Standard sea level pressure in millibars is | 1013 mb
🗑
|
||||
| Widely spaced isobars often indicate ________. | light winds
🗑
|
||||
| In the Southern Hemisphere, the winds associated with a low pressure system blow ________. | clockwise and toward the center
🗑
|
||||
| This pressure zone is associated with abundant precipitation and warm temperatures. | equatorial low
🗑
|
||||
| Santa Ana winds that are often associated with California wildfires (or Chinook or Foehn) wind are ________. | very dry, warm wind flowing down a mountain slope
🗑
|
||||
| In the Northern Hemisphere, the winds associated with a low pressure system (cyclone) blow ________. | counterclockwise and toward the center
🗑
|
||||
| High air pressure systems are usually associated with ________. | all of these
🗑
|
||||
| Horizontal movement of air is called wind. | True
🗑
|
||||
| Closely spaced isobars indicate high wind speeds. | True
🗑
|
||||
| Lines on a weather map connecting places of equal air pressure are called ________. | isobars
🗑
|
||||
| The Coriolis effect is strongest at the equator and diminishes in strength poleward | False
🗑
|
||||
| In the Northern Hemisphere, winds blow clockwise and outward from the center of anticyclones. | True
🗑
|
||||
| A steep pressure gradient ________. | produces strong winds
🗑
|
||||
| Fast moving currents of air found near the top of the troposphere are called ________. | jet streams
🗑
|
||||
| A mountain breeze is best developed in the hottest part of the day. | False
🗑
|
||||
| Cyclones are usually associated with stormy weather. | True
🗑
|
||||
| The Coriolis effect is strongest at the equator and diminishes in strength poleward | False
🗑
|
||||
| An isobar is a line connecting places of equal humidity. | False
🗑
|
||||
| Which of these factors influence the magnitude of the Coriolis force? | both wind speed and latitude
🗑
|
||||
| A sea breeze usually originates during the ________. | day and flows toward the land
🗑
|
||||
| High pressure systems are usually associated with stormy weather. | False
🗑
|
||||
| Santa Ana winds that are often associated with California wildfires (or Chinook or Foehn) wind are ________. | very dry, warm wind flowing down a mountain slope
🗑
|
||||
| Fast moving currents of air found near the top of the troposphere are called ________ | jet streams
🗑
|
||||
| Closely spaced isobars often indicate ________. | high winds
🗑
|
||||
| In the Northern Hemisphere, winds associated with a high pressure system blow ________. | clockwise and outward from the center
🗑
|
||||
| The region where the trade winds meet is also called the doldrums. | True
🗑
|
||||
| Widely spaced isobars often indicate ________. | light winds
🗑
|
||||
| Closely spaced isobars indicate high wind speeds. | True
🗑
|
||||
| Lines on a weather map connecting places of equal air pressure are called ________. | isobars
🗑
|
||||
| If "fair" weather is approaching, the pressure tendency would probably be ________. | rising
🗑
|
||||
| his pressure zone is associated with abundant precipitation and warm temperatures. | equatorial low
🗑
|
||||
| In the Northern Hemisphere, winds blow clockwise and outward from the center of anticyclones. | True
🗑
|
||||
| A steep pressure gradient ________. | produces strong winds
🗑
|
||||
| The ultimate cause of a sea breeze is the unequal heating of land and water. | True
🗑
|
||||
| On a weather map, ________ fronts are shown by a line with semicircles extending in the direction the front is moving. | warm
🗑
|
||||
| If an observer sees cirrus clouds, followed later by cirrostratus, and then altostratus, he or she is witnessing the approach of a ________ front. | warm
🗑
|
||||
| On a weather map, ________ fronts are shown by a line with triangular points on the side the front is moving. | cold
🗑
|
||||
| Hurricanes generally are ________. | all of these
🗑
|
||||
| In some parts of the world hurricanes are called typhoons or cyclones. | True
🗑
|
||||
| In the Northern Hemisphere, tornadoes are most frequent during the ________ | April-June period
🗑
|
||||
| Which of the following should have the steepest pressure gradient? | tornado
🗑
|
||||
| Cold fronts and warm fronts in the middle latitudes are often associated with a ________. | middle-latitude cyclone/low pressure
🗑
|
||||
| Surface cyclones are accompanied by divergence aloft. | True
🗑
|
||||
| The precipitation associated with a warm front typically arrives ________ the actual frontal boundary . | considerably ahead of
🗑
|
||||
| After the center of a mature wave cyclone passes, you should expect ________. | barometric pressure to rise
🗑
|
||||
| Divergence aloft helps maintain surface lows | True
🗑
|
||||
| A tornado watch is issued by the National Weather Service after a tornado has been sighted in an area. | False
🗑
|
||||
| Which one of the following statements is NOT true of tornadoes? | usually occur along the warm front of a mid-latitude cyclone
🗑
|
||||
| When a hurricane moves onto land, it rapidly loses its punch; that is, the storm declines in intensity. Which of the factors listed below contribute to this loss of punch? | both friction and lack of warm, moist air
🗑
|
||||
| A wind shift from south or southwest to northwest is commonly associated with the passage of a ________ front. | cold
🗑
|
||||
| In a hurricane the greatest wind speeds and heaviest rainfall occur in the region called the eye. | False
🗑
|
||||
| Usually ________ fronts produce several hours or a day of moderate-to-gentle precipitation over a large region. | warm
🗑
|
||||
| If you were 200 kilometers ahead of the surface position of a warm front, you would find the frontal surface at a height of about ________ km overhead.(The slope of a warm front is about 2km per 100km) | 1.0
🗑
|
||||
| A cT air mass is ________. | warm and dry
🗑
|
||||
| Cold fronts usually move more slowly than warm fronts. | False
🗑
|
||||
| A cT air mass is dry and warm. | True
🗑
|
||||
| This air mass is the source of much of the moisture for precipitation in the central and eastern United States. | mT
🗑
|
||||
| Continental polar air masses seldom influence the weather south of the Great Lakes. | False
🗑
|
||||
| Most severe thunderstorms that occur in the middle latitudes form along or ahead of cold fronts. | True
🗑
|
||||
| The air masses that have the greatest influence on weather conditions in the central United States are ________ | cP and mT
🗑
|
||||
| An air mass from the Gulf of Mexico is labeled _______ | mT
🗑
|
||||
| An mP air mass is ________. | cold and humid
🗑
|
||||
| Tornadoes most often move TOWARDS what direction? | northeast
🗑
|
||||
| Tornadoes are most often generated along the cold front of a middle-latitude cyclone. | True
🗑
|
||||
| Typhoon is another name for a ________. | hurricane
🗑
|
||||
| Hurricanes most often develop in late summer. | True
🗑
|
||||
| Usually ________ fronts produce several hours or a day of moderate-to-gentle precipitation over a large region. | warm
🗑
|
||||
| When an active cold front overtakes a warm front ________. | an occluded front forms
🗑
|
||||
| an occluded front forms | middle-latitude cyclone/low pressure
🗑
|
||||
| On a weather map, ________ fronts are shown by a line with triangular points on the side the front is moving. | cold
🗑
|
||||
| Tornadoes are most often generated along the cold front of a middle-latitude cyclone. | True
🗑
|
||||
| A cT air mass is ________. | warm and dry
🗑
|
||||
| If you were 200 kilometers ahead of the surface position of a warm front, you would find the frontal surface at a height of about ________ km overhead.(The slope of a warm front is about 2km per 100km) | 1.0
🗑
|
||||
| After the center of a mature wave cyclone passes, you should expect ________. | barometric pressure to rise
🗑
|
||||
| Cold fronts usually move more slowly than warm fronts. | False
🗑
|
||||
| This air mass often originates as a different air mass in Siberia and is subsequently altered. | cP
🗑
|
||||
| When a hurricane moves onto land, it rapidly loses its punch; that is, the storm declines in intensity. Which of the factors listed below contribute to this loss of punch? | both friction and lack of warm, moist air
🗑
|
||||
| Continental polar air masses seldom influence the weather south of the Great Lakes. | False
🗑
|
||||
| The precipitation associated with a warm front typically arrives ________ the actual frontal boundary . | considerably ahead of
🗑
|
||||
| This air mass is the source of much of the moisture for precipitation in the central and eastern United States. | mT
🗑
|
||||
| Which one of the following statements is NOT true of tornadoes? | usually occur along the warm front of a mid-latitude cyclone
🗑
|
||||
| A wind shift from south or southwest to northwest is commonly associated with the passage of a ________ front. | cold
🗑
|
||||
| If an observer sees cirrus clouds, followed later by cirrostratus, and then altostratus, he or she is witnessing the approach of a ________ front. | warm
🗑
|
||||
| Surface cyclones are accompanied by divergence aloft. | True
🗑
|
||||
| In the Northern Hemisphere, tornadoes are most frequent during the ________. | April-June period
🗑
|
||||
| The air masses that have the greatest influence on weather conditions in the central United States are ________. | cP and mT
🗑
|
||||
| In some parts of the world hurricanes are called typhoons or cyclones. | True
🗑
|
||||
| Divergence aloft helps maintain surface lows. | True
🗑
|
||||
| A tornado watch is issued by the National Weather Service after a tornado has been sighted in an area. | False
🗑
|
||||
| On a weather map, ________ fronts are shown by a line with semicircles extending in the direction the front is moving. | warm
🗑
|
||||
| In a hurricane the greatest wind speeds and heaviest rainfall occur in the region called the eye. | False
🗑
|
||||
| An mP air mass is ________. | cold and humid
🗑
|
||||
| Which of the following should have the steepest pressure gradient? | tornado
🗑
|
||||
| Which of the following is considered to be a boundary between two different air masses? | all of the above
🗑
|
||||
| Which one of the following statements is NOT true of tornadoes? | usually occur along the warm front of a mid-latitude cyclone
🗑
|
||||
| Hurricanes most often develop in late summer. | True
🗑
|
||||
| The precipitation associated with a warm front typically arrives ________ the actual frontal boundary . | considerably ahead of
🗑
|
||||
| A cT air mass is dry and warm. | True
🗑
|
||||
| On a weather map, ________ fronts are shown by a line with triangular points on the side the front is moving. | cold
🗑
|
||||
| A wind shift from south or southwest to northwest is commonly associated with the passage of a ________ front. | cold
🗑
|
||||
| Tornadoes most often move TOWARDS what direction? | northeast
🗑
|
||||
| An air mass from the Gulf of Mexico is labeled ________. | mT
🗑
|
||||
| Tornadoes are most often generated along the cold front of a middle-latitude cyclone. | True
🗑
|
||||
| Most severe thunderstorms that occur in the middle latitudes form along or ahead of cold fronts. | True
🗑
|
||||
| Continental polar air masses seldom influence the weather south of the Great Lakes. | False
🗑
|
||||
| When an active cold front overtakes a warm front ________. | an occluded front forms
🗑
|
||||
| An mP air mass is ________. | cold and humid
🗑
|
||||
| In a hurricane the greatest wind speeds and heaviest rainfall occur in the region called the eye. | False
🗑
|
||||
| Surface cyclones are accompanied by divergence aloft. | True
🗑
|
||||
| This air mass often originates as a different air mass in Siberia and is subsequently altered. | cP
🗑
|
||||
| Hurricanes generally are ________. | all of these
🗑
|
||||
| Cold fronts usually move more slowly than warm fronts. | False
🗑
|
||||
| Divergence aloft helps maintain surface lows. | True
🗑
|
||||
| This air mass is the source of much of the moisture for precipitation in the central and eastern United States. | mT
🗑
|
||||
| If an observer sees cirrus clouds, followed later by cirrostratus, and then altostratus, he or she is witnessing the approach of a ________ front. | warm
🗑
|
||||
| Which of the following is considered to be a boundary between two different air masses? | all of the above
🗑
|
||||
| On a weather map, ________ fronts are shown by a line with semicircles extending in the direction the front is moving. | warm
🗑
|
||||
| In some parts of the world hurricanes are called typhoons or cyclones. | True
🗑
|
||||
| When a hurricane moves onto land, it rapidly loses its punch; that is, the storm declines in intensity. Which of the factors listed below contribute to this loss of punch? | both friction and lack of warm, moist air
🗑
|
||||
| The belt (orbit) of the asteroids is located between ________. | Jupiter and Mars
🗑
|
||||
| Of the terrestrial planets, Mercury exhibits the greatest lateral variations in surface temperatures. | True
🗑
|
||||
| Which one of the following is not found on Mars? | H2O-rich atmosphere
🗑
|
||||
| In the Ptolemaic (Greek) model of the universe the ________. | Earth was in the center of the universe
🗑
|
||||
| The lunar highlands exhibit rugged, topographic relief and a high density of impact craters. | True
🗑
|
||||
| ________ meteorites are thought to be analogous in composition to Earth's core. | Iron
🗑
|
||||
| This scientist was the first to use the telescope in astronomy. | Galileo
🗑
|
||||
| Comets are thought to be composed of dust and tiny, icy particles encased in small, solidified, metallic fragments. | False
🗑
|
||||
| The formation of the solar system from a huge cloud of gases and dispersed particles is known as the solar galactic hypothesis | False
🗑
|
||||
| Which of these lunar features is the oldest? | lunar highlands
🗑
|
||||
| ________ refers to the bright head of a comet. | Coma
🗑
|
||||
| Galileo observed several features using the telescope. Which one of the following did he NOT discover? | the two moons of Mars
🗑
|
||||
| ________ is the principal gas in the Venusian atmosphere and also a minor component of the atmospheres of Earth and Mars. | Carbon dioxide
🗑
|
||||
| The atmosphere of Mars is less dense than Earth's, but dust storms and sand dunes indicate wind action occurs on Mars. | True
🗑
|
||||
| The very large, lava-covered areas of the Moon are called maria. | True
🗑
|
||||
| The smallest planet in the solar system is ________. | Mercury
🗑
|
||||
| The ________ explains how our solar system probably formed from a giant cloud of gases and dispersed solid particles. | nebular hypothesis
🗑
|
||||
| Which of the following statements concerning ring satellites of the planets is true? | consist of concentrations of particles generally smaller than 10 meters in diameter
🗑
|
||||
| Which one of the following is most likely to be associated both with impact craters and with volcanic calderas that originate by collapse? | landslides and other mass wasting movements along the walls of the depression
🗑
|
||||
| The high surface temperatures of this planet have been attributed to the greenhouse effect. | Venus
🗑
|
||||
| Carbon dioxide is the major gas in the atmosphere of Venus. | True
🗑
|
||||
| ________ has a hot, turbulent atmosphere dominated by carbon dioxide. | Venus
🗑
|
||||
| Which one of the terrestrial planets has a surface landscape similar to that of the older areas of the Moon? | Mercury
🗑
|
||||
| Galileo believed in a Sun-centered view of the universe. | True
🗑
|
||||
| Most of the Moon's craters were produced by ______ | the impact of debris (meteoroids)
🗑
|
||||
| The Martian polar caps are thought to be mainly frozen methane and ammonia. | False
🗑
|
||||
| Lunar regolith breccia contains crystalline rock fragments and glassy fragments. | True
🗑
|
||||
| The planets maintain circular orbits around the Sun. | False
🗑
|
||||
| Galileo discovered Jupiter's four largest moons. | True
🗑
|
||||
| Which one of the following is not true of Jupiter? | a rotational speed slower than Mercury
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| Which one of the terrestrial planets has a surface landscape similar to that of the older areas of the Moon? | Mercury
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|
||||
| Which of these lunar features is the oldest? | lunar highlands
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|
||||
| Lunar regolith breccia contains crystalline rock fragments and glassy fragments. | True
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|
||||
| ________ has a hot, turbulent atmosphere dominated by carbon dioxide. | Venus
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||||
| The surface features of ________ are known only through satellite radar mapping. | Venus
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|
||||
| Comets are thought to be composed of dust and tiny, icy particles encased in small, solidified, metallic fragments. | False
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|
||||
| The planets maintain circular orbits around the Sun. | False
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|
||||
| In the Ptolemaic (Greek) model of the universe the ________. | Earth was in the center of the universe
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|
||||
| The formation of the solar system from a huge cloud of gases and dispersed particles is known as the solar galactic hypothesis. | False
🗑
|
||||
| Of the terrestrial planets, Mercury exhibits the greatest lateral variations in surface temperatures. | True
🗑
|
||||
| The Martian polar caps are thought to be mainly frozen methane and ammonia. | False
🗑
|
||||
| The first modern astronomer to propose a Sun-centered universe was ________. | Nicolaus Copernicus
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|
||||
| ________ meteorites are thought to be analogous in composition to Earth's core. | Iron
🗑
|
||||
| The four largest moons of Jupiter are known as the Galilean moons. | True
🗑
|
||||
| Carbon dioxide is the major gas in the atmosphere of Venus. | True
🗑
|
||||
| Which of the following statements concerning ring satellites of the planets is true? | consist of concentrations of particles generally smaller than 10 meters in diameter
🗑
|
||||
| The high surface temperatures of this planet have been attributed to the greenhouse effect. | Venus
🗑
|
||||
| The atmosphere of Mars is less dense than Earth's, but dust storms and sand dunes indicate wind action occurs on Mars. | True
🗑
|
||||
| ________ is the principal gas in the Venusian atmosphere and also a minor component of the atmospheres of Earth and Mars. | Carbon dioxide
🗑
|
||||
| Which one of the following is not found on Mars? | H2O-rich atmosphere
🗑
|
||||
| Which one of the following is not true of Jupiter? | a rotational speed slower than Mercury
🗑
|
||||
| This scientist was the first to use the telescope in astronomy. | Galileo
🗑
|
||||
| Which one of the following is most likely to be associated both with impact craters and with volcanic calderas that originate by collapse? | landslides and other mass wasting movements along the walls of the depression
🗑
|
||||
| The very large, lava-covered areas of the Moon are called maria. | True
🗑
|
||||
| The ________ explains how our solar system probably formed from a giant cloud of gases and dispersed solid particles. | nebular hypothesis
🗑
|
||||
| he belt (orbit) of the asteroids is located between ________. | Jupiter and Mars
🗑
|
||||
| The lunar highlands exhibit rugged, topographic relief and a high density of impact craters. | True
🗑
|
||||
| The planets maintain circular orbits around the Sun. | False
🗑
|
||||
| Which of these lunar features is the oldest? | lunar highlands
🗑
|
||||
| ________ is the principal gas in the Venusian atmosphere and also a minor component of the atmospheres of Earth and Mars. | Carbon dioxide
🗑
|
||||
| ________ has a hot, turbulent atmosphere dominated by carbon dioxide. | Venus
🗑
|
||||
| Of the terrestrial planets, Mercury exhibits the greatest lateral variations in surface temperatures. | True
🗑
|
||||
| ________ meteorites are thought to be analogous in composition to Earth's core. | Iron
🗑
|
||||
| Which one of the terrestrial planets has a surface landscape similar to that of the older areas of the Moon? | Mercury
🗑
|
||||
| Which one of the following is not found on Mars? | H2O-rich atmosphere
🗑
|
||||
| The four largest moons of Jupiter are known as the Galilean moons. | True
🗑
|
||||
| The smallest planet in the solar system is ________. | Mercury
🗑
|
||||
| The surface features of ________ are known only through satellite radar mapping. | Venus
🗑
|
||||
| Which one of the following is not true of Jupiter? | a rotational speed slower than Mercury
🗑
|
||||
| Carbon dioxide is the major gas in the atmosphere of Venus. | True
🗑
|
||||
| The Martian polar caps are thought to be mainly frozen methane and ammonia. | False
🗑
|
||||
| Which one of the following is most likely to be associated both with impact craters and with volcanic calderas that originate by collapse? | landslides and other mass wasting movements along the walls of the depression
🗑
|
||||
| As the solar system was forming, ________ came closest to undergoing nuclear fusion and becoming a second sun. | Jupiter
🗑
|
||||
| The ________ explains how our solar system probably formed from a giant cloud of gases and dispersed solid particles. | nebular hypothesis
🗑
|
||||
| Lunar regolith breccia contains crystalline rock fragments and glassy fragments. | True
🗑
|
||||
| The lunar highlands exhibit rugged, topographic relief and a high density of impact craters. | True
🗑
|
||||
| The distance to near by stars can be determined from ________. | stellar parallax
🗑
|
||||
| Cool stars evolve much more quickly than do hot stars. | False
🗑
|
||||
| The hottest main-sequence stars are also the most massive. | True
🗑
|
||||
| Which one of the objects listed below has the largest size? | galaxies
🗑
|
||||
| One of the most common units used to express stellar distance is the ________. | light-year
🗑
|
||||
| Our galaxy is called the ________. | Milky Way galaxy
🗑
|
||||
| Which color stars have the highest surface temperature? | blue
🗑
|
||||
| This property of a star can be determined from its color. | surface temperature
🗑
|
||||
| Which main-sequence stars are the most massive? | blue
🗑
|
||||
| The Milky Way is classified as a spiral galaxy. | True
🗑
|
||||
| The discovery that the universe appears to be expanding led to a widely accepted theory called ________. | the Big Bang
🗑
|
||||
| The final stage in the evolution of the most massive stars is a ________. | black hole
🗑
|
||||
| Hubble's law states that galaxies are receding from us at a speed that is proportional to their ________. | distance
🗑
|
||||
| The most dense stars known to exist are ________. | black holes
🗑
|
||||
| The final stage in the evolution of a star like our Sun is a neutron star. | False
🗑
|
||||
| Most stars are in this stage of evolution. | main-sequence star
🗑
|
||||
| Most galaxies in the universe are moving away from us. | True
🗑
|
||||
| The red shift refers to the tendency of stars to cool and become red in color. | False
🗑
|
||||
| The Sun belongs to this class of stars. | main-sequence star
🗑
|
||||
| A star in which light cannot escape because of the immense gravitational pull at its surface is called a ________. | black hole
🗑
|
||||
| Which color stars have the coolest surface temperature? | red
🗑
|
||||
| The measure of a star's brightness is called its ________. | magnitude
🗑
|
||||
| The least massive main-sequence stars are blue in color. | False
🗑
|
||||
| Our galaxy is called the Milky Way. | True
🗑
|
||||
| Stars spend most of their life span as giants. | False
🗑
|
||||
| Possibly the most cataclysmic event to occur in nature is ________. | a supernova
🗑
|
||||
| The final stage for a star which is as massive as the Sun that no longer radiates energy is a ________. | black dwarf
🗑
|
||||
| The measure of a star's brightness is called its magnitude. | True
🗑
|
||||
| Stars spend most of their life span as main-sequence stars. | True
🗑
|
||||
| Using stellar parallax, astronomers are able to determine the distance to even the most distant stars. | False
🗑
|
||||
| Stars spend most of their life span as main-sequence stars. | True
🗑
|
||||
| The point in stellar evolution when a star has used up all its fuel and is radiating away its remaining thermal energy as light is the ________ stage. | white dwarf
🗑
|
||||
| The final stage in the evolution of a star like our Sun is a neutron star. | False
🗑
|
||||
| A star in which light cannot escape because of the immense gravitational pull at its surface is called a ________. | black hole
🗑
|
||||
| Which one of the objects listed below has the largest size? | galaxies
🗑
|
||||
| When a main-sequence star has exhausted the fuel in the inner region, it becomes a ________. | red giant
🗑
|
||||
| Which color stars have the highest surface temperature? | blue
🗑
|
||||
| This property of a star can be determined from its color. | surface temperature
🗑
|
||||
| The red shift refers to the tendency of stars to cool and become red in color. | False
🗑
|
||||
| The hottest main-sequence stars are also the most massive. | True
🗑
|
||||
| The discovery that the universe appears to be expanding led to a widely accepted theory called ________. | the Big Bang
🗑
|
||||
| The Sun is considered an average star. | True
🗑
|
||||
| The least massive main-sequence stars are blue in color. | False
🗑
|
||||
| Which main-sequence stars are the most massive? | blue
🗑
|
||||
| Using stellar parallax, astronomers are able to determine the distance to even the most distant stars. | False
🗑
|
||||
| The most dense stars known to exist are ________. | black holes
🗑
|
||||
| Most galaxies in the universe are moving away from us. | True
🗑
|
||||
| One of the most common units used to express stellar distance is the ________ | light-year
🗑
|
||||
| The Milky Way is classified as a spiral galaxy. | True
🗑
|
||||
| Stars having the same surface temperature, radiate the same amount of energy per unit area. | True
🗑
|
||||
| The measure of a star's brightness is called its ________. | magnitude
🗑
|
||||
| The distance to near by stars can be determined from ________. | stellar parallax
🗑
|
||||
| Our galaxy is called the Milky Way. | True
🗑
|
||||
| The Sun belongs to this class of stars. | main-sequence star
🗑
|
||||
| The larger the magnitude number, the brighter will be the star. | False
🗑
|
||||
| The final stage for a star which is as massive as the Sun that no longer radiates energy is a ________ | black dwarf
🗑
|
||||
| Which color stars have the coolest surface temperature? | red
🗑
|
||||
| More than 50 percent of the stars in the universe occur in pairs or multiples | True
🗑
|
||||
| The final stage in the evolution of the most massive stars is a ________. | black hole
🗑
|
||||
| Most stars are in this stage of evolution. | main-sequence star
🗑
|
||||
| This property of a star can be determined from its color. | surface temperature
🗑
|
||||
| Hubble's law states that galaxies are receding from us at a speed that is proportional to their ________. | distance
🗑
|
||||
| The point in stellar evolution when a star has used up all its fuel and is radiating away its remaining thermal energy as light is the ________ stage. | white dwarf
🗑
|
||||
| Which main-sequence stars are the most massive? | blue
🗑
|
||||
| Based on the observed red shifts in the spectral lines of distant galaxies, astronomers conclude that ________. | the universe is expanding
🗑
|
||||
| The Milky Way is classified as a spiral galaxy. | True
🗑
|
||||
| The least massive main-sequence stars are blue in color. | False
🗑
|
||||
| The final stage in the evolution of a star like our Sun is a neutron star. | False
🗑
|
||||
| Most galaxies in the universe are moving away from us. | True
🗑
|
||||
| A star in which light cannot escape because of the immense gravitational pull at its surface is called a ________. | black hole
🗑
|
||||
| Most stars are in this stage of evolution. | main-sequence star
🗑
|
||||
| The measure of a star's brightness is called its ________. | magnitude
🗑
|
||||
| The measure of a star's brightness is called its magnitude. | True
🗑
|
||||
| Stars having the same surface temperature, radiate the same amount of energy per unit area. | True
🗑
|
||||
| Which one of the objects listed below has the largest size? | galaxies
🗑
|
||||
| The red shift refers to the tendency of stars to cool and become red in color. | False
🗑
|
||||
| One of the most common units used to express stellar distance is the ________. | light-year
🗑
|
||||
| The larger the magnitude number, the brighter will be the star. | False
🗑
|
||||
| Our galaxy is called the Milky Way. | True
🗑
|
||||
| When a main-sequence star has exhausted the fuel in the inner region, it becomes a ________. | red giant
🗑
|
||||
| The final stage in the evolution of the most massive stars is a ________. | black hole
🗑
|
||||
| Stars spend most of their life span as main-sequence stars. | True
🗑
|
||||
| The hottest main-sequence stars are also the most massive. | True
🗑
|
||||
| Possibly the most cataclysmic event to occur in nature is ________. | a supernova
🗑
|
||||
| The most dense stars known to exist are ________. | black holes
🗑
|
||||
| Our galaxy is called the ________. | Milky Way galaxy
🗑
|
||||
| The discovery that the universe appears to be expanding led to a widely accepted theory called ________. | the Big Bang
🗑
|
||||
| Cool stars evolve much more quickly than do hot stars. | False
🗑
|
||||
| Stars spend most of their life span as giants. | False
🗑
|
||||
| Which color stars have the coolest surface temperature? | red
🗑
|
||||
| Chesapeake Bay and Delaware Bay are ___________. | examples of large estuaries
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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