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4th 8 Water Cycle

4th Unit 8 Water Cycle and Weather

water cycle The movement of water between Earth's surface and the atmosphere.
evaporation The change from a liquid to a gas.
atmosphere The mixture of gases that surrounds Earth
condensation The change of a gas into a liquid.
precipitation Water that falls from clouds to Earth's surface as rain, snow, sleet, or hail.
runoff Water that is not absorbed into the ground and runs over the surface of Earth.
groundwater Water that is stored underground.
weather The condition of the atmosphere at a given place and time.
humidity The amount of water vapor in the air.
air pressure The weight of the atmosphere pressing down on Earth's surface.
air mass A large body of air with the same temperature of humidity throughout.
front The boundary between two air masses.
aquifer A body of rock that stores groundwater.
glacier A huge mass of frozen water that moves slowly over land.
iceberg A large floating mass of ice that has detached from a glacier and is carried out to sea.
barometer An instrument used to measure air pressure.
sea breeze Air moving in from the sea towards the land.
land breeze Air moving out from the land toward the sea.
anemometer An instrument used to measure wind speed.
wind vane An instrument used to measure wind direction.
rain gauge An instrument used to measure the amount of precipitation.
Created by: mbeisert