click below
click below
Normal Size Small Size show me how
Chapter 17 (weather
Ch 17 weather factors review
Question | Answer |
---|---|
What causes wind? | Differences in air pressure |
What is the major way that heat is transferred in the troposphere? | Convection |
Name the 3 main forms of energy received from the sun. | a) infrared radiation b) visible light c) ultraviolet radiation |
The distance from the equator, measured in degrees, is the _____? | Latitude |
Name the two major areas of global calm. | a) horse latitudes b) doldrums |
Energy from the sun will be ___, ____, or ____ by the atmosphere and surface of the Earth. | a) absorbed b) scattered c) reflected |
The average amount of energy of motion of each particle of a substance is called _____. | Temperature |
What instrument is used to measure air temperature? | Thermometer |
Name 3 ways heat can be transferred. | a) radiation b) convection c) conduction |
10 cm of snow is equivalent to how many cm of rain? | one |
The upward movement of warm air and the downward movement of cool air is called ____. | Convection Currents |
Which form of energy has wavelengths that are slightly shorter than those of visible light? | Ultraviolet radiation |
The increased cooling caused by a wind is called _____. | Wind Chill Factor |
Two types of local winds are called: | a) sea breezes b) land breezes |
What does an anemometer measure? | Wind Speed |
The unequal heating of Earth's surface within a small area causes ______. | Local Winds |
Winds that blow steadily from specific directions over long distances are called _____. | Global Winds |
Large clouds that often produce thunderstorms are what type? | Cumulonimbus Clouds |
The Coriolus Effect is caused by ____? | Earth's Rotation |
The total energy of motion in the particles of a substance is _____. | Thermal Energy |
Where are the Doldrums located? | Along the equator |
Most of Earth's incoming ultraviolet radiation is absorbed by ____ in the ____. | the ozone layer in the stratosphere |
The color of visible light with the longest wavelength: ___ | Red |
Type of cloud that indicates fair weather: ____ | Cumulus Clouds |
The process of gases such as water vapor, carbon dioxide, and methane trapping heat in the atmosphere is called _____. | The Greenhouse Effect |
Give the freezing and boiling points of pure water at sea level on the Celsius scale. | Freezing: 0 degrees Boiling: 100 degrees |
Bands of high speed winds about 10 km above the Earth's surface are called _____. | Jet Streams |
Where are the Horse Latitudes? | at 30 degrees North and 30 degrees South |
Name the 3 major global wind belts: | a) Trade Winds b) Polar Easterlies c) Prevailing Westerlies |
When the temperature equals the dew point, the relative humidity is _____. | 100% |
Give the freezing and boiling points of pure water at sea level on the Fahrenheit scale. | Freezing: 32 degrees Boiling: 212 degrees |
How does energy from the Sun travel to Earth? | As Electromagnetic waves |
Name the 3 main cloud types based on their shapes. | a) Cirrus b) Cumulus c) Stratus |
Name the 5 common types of precipitation. | a) rain b) sleet c) freezing rain d) hail e) snow |
What are the two conditions necessary for clouds to form? | a) the cooling of air to dew point b) particles present in the air |
Name three types of particles in the air that aid in cloud formation. | a) salt crystals b) dust c) smoke |
Clouds are classified by what two main characteristics? | a) shape b) altitude |
Which direction does the jet stream travel? | From west to east |