Sweat wets the skin, and when it evaporates, it cools the body, and fig 4-23 sweat contains water, salt, lactic acid, vit. Given these facts, what cools the body among the following options: - evaporation - Putting heat on it - Movement of an air mass - Starting a fire - Evaporation of alcohol - Evaporation of water - vaporization - reduced heat
A:
Evaporation of water