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unit 3 lesson 2

TermDefinition
Condensation The process through which a gas changes into a liquid
Evaporation A process through which a liquid changes into a gas
Nitrogen cycle The continuous circulation of nitrogen from air to soil to organisms and back to air or soil
Oxygen-Carbon cycle The continuous exchange of carbon dioxide and oxygen among living things
Precipitation Water that falls from clouds to the ground in the form of rain, sleet, hail, or snow
Runoff Excess water that flows over Earth's surface from a storm or flood
Water cycle The continuous movement of water between Earth's surface and the air, changing from liquid into gas into liquid
Created by: user-1994083
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