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FCAT Review Unit 3

Water Cycle The process in which water continuously moves from Earth's surface into the atmosphere and back again.
atmosphere The mixture of gases that surround a planet.
evaporation The process by which a liquid changes into a gas.
condensation The process by which a gas changes into a liquid.
precipitation Water that falls from the air to Earth's surface.
runoff Water that does not soak into the ground and that flows across Earth's surface.
weather What is happening in the atmosphere at a certain place and time.
anemometer A weather instrument that measures wind speed.
barometer A weather instrument used to measure air pressure.
humidity The amount of water vapor in the air.
wind Air that is moving.
air mass A large body of air that has similar temperature and humidity throughout.
front The border where two air masses meet.
weather map A map that uses symbols to show weather data.
air pressure The weight of the atmosphere pressing down on Earth.
climate The pattern of weather an area experiences over a long period of time.
climate zone An area that has similar average temperatures and precipitation throughout.
equator An imaginary line around Earth, equally distant from the North and South Poles.
latitude A measure of how far north or south a place is from the equator.
Created by: mariajharvey