Question

What temperature does evaporation occur at?

a. Only at a substance's melting point
b. Only at a substance's boiling point
c. At almost any temperature
d. Only at 100 degrees C

Answer 1

B

Explanation: Evaporation takes place at all temperatures. The air molecules that strike the surface impart some energy to the water molecules. If this energy is sufficient enough to change the phase of the water molecules, we experience a phenomenon known as evaporation.

so the answer is b