Question

Select the correct answer.

Why does a solid change to liquid when heat is added?
ОА.
The spacing between particles decreases.
O B.
Particles lose energy.
Ос.
The spacing between particles increases.
OD
The temperature decreases.
Reset
N

Answer 1

Ос.

The spacing between particles increases.

Heat causes greater particle activity, and the particles

are farther apart.