Question

Select the correct answer.

When a substance changes from one phase to another, which of the following occurs?
A.
B.
C.
D.
The substance loses or gains heat.
The average kinetic energy of the substance changes.
The temperature of the substance changes.
The molecular motion of the substance changes.

Answer 1

The temperature of the substance changes

Step-by-step explanation:

Substances can be made to change phases by fluctuating the temperature, the pressure, or both