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Precipitation: The process by which water vapor present in the atmosphere
condenses and falls down as rain, snow or hail is known as precipitation.
Evaporation: The process of conversion of water from its liquid state to Vapour
state below its boiling point is known as Evaporation.
Condensation: The process of cooling down water vapour and converting to
water droplets is known as Condensation.
Percolation: The process of collection of rain water by the Earth’s surface.
