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Subject :NSO    Class : Class 7

Why do people feel cool if they do not dry themselves after swimming in the sea?

AWater evaporates and causes cooling.
BWater insulates them from the warm air.
CWater is a good conductor of heat.
DWater is colder than the air.

Ans 1:

Class : Class 8
It's (A) as evaporation causes cooling.

Ans 2:

Class : Class 7
A is the right option

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