Q:Fact 1: When the body is hot , sweat is produced to cool the body. Fact 2: Sweat is released from sweat glands beneath the skin, and as it evaporates, the skin is cooled. Given the two facts above, answer the question "What is used to cool the body when it is hot?" with the following options: - water vapor - element - salt and water. - heater - evaporation - fur and fat - aqueous solution - sheet
A:
evaporation