Question

question 19 of 25
the particles of a substance vibrate in place but stay in fixed positions. when thermal energy is added to the substance, the particles stay close together but start to slide past one another. what change in state has occurred?
a. liquid to solid
b. liquid to gas
c. solid to gas
d. solid to liquid

Explanation:

In a solid, particles vibrate in fixed positions. When thermal energy is added and particles start to slide past one another while still staying close together, it is the transition from solid - state to liquid - state, which is called melting.

Answer:

D. Solid to liquid