The temperature of a body decreases when drops of liquid placed on it evaporate because?
-
A.
the atmospheric vapour pressure has a cooling effect on the body -
B.
a temperature gradient exists between the drops of liquid and the body causing the latter to vaporate -
C.
the heat of vapourization is drawn from the body causing it to cool -
D.
the random motion of the liquid molecules causes a cooling effect on the body