Question

Water kept in earthen pot become cool because of the phenomenon of

Answer 1

Answer

evaporation

Explanation- in the process of evaporation, a liquid changes to vapour and for this purpose some heat is needed. If there is no external supply of heat, the liquid wil draw the necessary heat from its surroundings and therefore it gets cooled

Answer 2

Answer:

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Explanation:

In an earthen pot,the water gets evaporated quickly

through the pores.Cooling is caused by the

evaporation. Some heat energy is utilized during the

process of evaporation. The heat energy is derived from

the water itself. This leads to the lowering of

temperature in the remaining portions of water.

Thus,the water becomes cool.

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