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Grade 5 Science 2/2

Cycles of Matter

water cycle continuous process by which wayer moves from earth's surface to the atmosphere and back
evaporation the process by which molecules of liquid water absorb energy and change into a gas
condensation the process by which a gas changes to a liquid
precipitation heavy drops of water from condensed water vapor in the clouds, falls to earth as rain, snow, sleet, or hail
nitrogen fixation the process of changing free nitrogen into a usable form of nitrogen, performed by certain bacteria
Created by: apetosa