Question

Give reasons for the following:

Doctor advise to put strips of wet cloth on the forehead of a person having high fever.

Answer 1

• The body temperature of a person with fever is high.
• This high temperature provides water molecules in wet cloth strip with kinetic energy required for overcoming forces of attraction.
• As a result, evaporation takes place and lowering down of temperature occurs.
• Due to the cooling effect caused by evaporation, doctor advise to put strips of wet cloth on the forehead of a person having high fever.