click below
click below
Normal Size Small Size show me how
Science Review*
Reivew for the Science Final
Question | Answer |
---|---|
A force of the weight a column of air pushing down on an area | Air Pressure |
Elevtion above sea level | Altitude |
Used to measure wind speed | Anemometer |
A colorful, glowing display in the sky | Aurora Borealis (Northern Lights) |
Used to measure changes in air pressure | Barometer |
The average, year-after-year conditions of temperature, precipitation, winds, and clouds in an area | Climate |
The process by which molecules of water vapor in the air become liquid water | Condensation |
A dry air mass thst forms over land | Continental Air Mass |
The direct transfer of heat from one substance to another substance that is touching. | Conduction |
The transfer of heat by the movement of a fluid | Convection |
The amount of a substance to a given volume | Density |
A from of energy that can travel through space | Electromagnetic Wave |
The process by which water molecules in liquid water escape into the air as water vapor | Evaporation |
A possible answer to a question | Hypothesis |
A layer of gases that surround the earth | Atmosphere |
A scientist who studys the causes of weather & try to predict it | Meteorologist |
A form of oxygen that has three oxygen atoms in each molecule insted of the usual one | Ozone |
The lowest layer in the atmosphere, where weather occurs | Troposphere |
Used to measure temperature | Thermometer |
Used to measure relative humidity | Psychrometer |
Tells where the wind is coming from | Wind Vane |
Any form of water that falls from clouds& reach Earth's surface | Precipitation |
The layer that contains ozone which blocks out UV rays | Stratosphere |
The layer where meteoroids burn up | Mesosphere |
The layer split up into two | Thermosphere |
The sub-layer where the Aurora Borealis happens | Ionosphere |
The sub-layer where satellites orbit | Exosphere |
Water that runs off the surface back to lakes | Run-off |
The direct transfer of heat by electromagnetic waves | Radiation |
Energy found in the nucleus of an atom | Nuclear Energy |
Energy found in chemical bonds | Chemical Energy |
The moving of electrical charges | Electrical Energy |
The energy every moving object has, associated with the motion or position of an object | Mechanical Energy |
Potential energy created by the height of an object | Gravitational Energy |
The change from one energy to another | Energy Transformation |
the range of all frequencies of electromagnetic radiation, organized by their wave length | Electromagnetic Spectrum |
A scientist who studies the forces that make & shape the planet | Geologist |
A theory that pieces of Earth's lithosphere are in constant motion driven by convection currents in the mantle | Theory of Plate Tectonics |
The process where molten material adds new oceanic crust to the ocean (Mid-Ocean Ridge) | Sea-Floor Spreading |
The undersea mountain chain where new ocean floor is produced | Mid-Ocean Ridge |
The process by which oceanic crust sinks beneath a deep-ocean trench & back into the mantle | Subduction |
A place where oceanic crust bends downward | Trench |
A boundary where two plates move away from each other | Divergent Boundary |
A plate boundary where two plates move toward each other | Convergent Boundary |
A plate boundary where two plates move past each other in opposite direction | Transform Boundary |
A force that build up the mountains & landforms | Constructive Force |
A force that slowly wears away mountains & landforms | Destructive Force |
The thinnest layer of of earth, made of mostly basalt, and granite. | Crust |
The thickest layer | Mantle |
The uppermost part of the mantle - rigid/hard | Lithosphere |
A soft layer in the mantle that can bend like plastic. Where convection currents happen. | Asthenosphere |
The layer surrounding the inner core, made of liquid iron & nickle | Outer Core |
The layer that is at the center of the Earth, is a dense ball of iron & nickle | Inner Core |
The hypothesis that the continents slowly move across Earth's surface | Theory of Continental Drift |
A vibration that travels through Earth carrying the energy released during an earthquake | Seismic Waves |
A break on Earth's crust where slabs of rock slip past each other | Fault |
The point on Earth's surface directly above an earthquake focus | Epicenter |
The point beneath Earths surface where rock breaks under stress and causes an earthquake | Focus |
The molten mixture of rock forming substances, gases & water from the mantle | Magma |
Liquid magma that reaches the surface | Lava |
A volcano that is unlikely to erupt again | Extinct Volcano |
A volcano that is erupting or shows signs of erupting | Active Volcano |
A volcano that does not show signs of erupting in the near future | Dormant Volcano |
A rock that forms from cooling of molten rock at, or below the surface | Igneous Rock |
A rock that forms when particles from other rock or the remains of plants & animals are pressed & connected together | Sedimentary Rock |
A rock that forms from an existing rock that has changed by heat & pressure or chemical reaction | Metamorphic Rock |
The destructive process in which water or wind loosen particles of landforms | Erosion |
The process by which sediment settles out of the water or wind that carry it | Deposition |
The process by which sediments are pressed together under its own weight | Compaction |
The process by which dissolved minerals crystallize | Cementation |
The spinning motion of a planet about its axis. Takes 24 hours | Rotation |
The movement of an object around another object. Takes 365.25 days. | Revolution |
The Earth's axis is tilted | Reason For Seasons |
June 21 | Summer Solstice |
December 21 | Winter Solstice |
March 20. First day of spring | Spring Equinox |
September 23 | Autumnal Equinox |
A description of the solar system in which all planets revolve around the Earth | Geocentric Model |
A description of the solar system in which all planets revolve around the Sun | Heliocentric |
The two forces that keep the planets in orbit | Gravity & Inertia |