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Earth Science-Wk 19

Water Cycle

evaporation the change of a liquid (water) to a gas (water vapor) because of heat
condensation the change of a gas (water vapor) to a liquid (water) due to cooling
precipitation water falling to the earth in the form of rain, snow, sleet or hail
accumulation the gathering or collection of water in lakes, streams, oceans, etc.
transpiration the release of water vapor into the air through plants
ground water water flowing underneath the ground
run-off water moving from a higher place to a lower place, such as down a mountain
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