Answers

2015-06-05T14:43:45+05:30
Evaporation causes coooling because it takes away the heat  as it require heat to vapourize.
whereasin boiling the heat is already provided to the substance 
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2015-06-05T15:26:07+05:30
Evaporation causes cooling because it takes heat from the surroundins whereas boiling takes the heat from the source and release it to the surroundings and causes heating
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