The diagram shows molecules in a state of matter.

Question

Which statement best describes what will occur if enough thermal energy is removed from the system to cause a change in state?

a
Molecular energy will increase, and the substance will change from a gas to a liquid.
b
Molecular energy will decrease, and the substance will change from a gas to a liquid.
c
Molecular energy will decrease, and the substance will change from a liquid to a gas.
d
Molecular energy will increase, and the substance will change from a liquid to a gas

Answer 1

b
Molecular energy will decrease, and the substance will change from a gas to a liquid.