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Simple Definitions |
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evaporation: when water changes into vapor Water in lakes, ponds, rivers, and oceans evaporate into the air when the sun heats it. |
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transpiration: loss of water through plant leaves Transpiration is similar to evaporation. The water is from plants instead of the lakes, rivers, and oceans! |
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condensation: when water vapor becomes liquid water Clouds form because the water vapor in the air condenses high in the sky into water droplets again. Clouds are made of water! |
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precipitation: water that falls to the ground; it can be rain, hail, sleet, or snow
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runoff: precipitation that falls into rivers and streams |
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groundwater: water that sinks into the ground after precipitation and fits into the tiny spaces between soil and rocks |
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