Water on Earth is always changing state and place. This is known as the water cycle.
The water cycle.
Explanation of water cycle.
The water cycle.
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EVAPORATION: when the Sun heats water, water vapour rises.
CONDENSATION: when water vapour cools, it turns into water drop and forms clouds.
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PRECIPITATION: the wind moves the clouds. When the clouds cool, water from the clouds falls as rain. Can be hail, sleet or snow.