a liquid that is warming. a gas that is cooling. a liquid that is turning into a solid. a gas that is turning into a liquid.
I gave my students this multiple choice question: The kinetic energies of particles in a sample of matter are increasing. This sample is most likely

Only one answer is correct among these 4 choices:
- a liquid that is warming.
- a gas that is cooling.
- a liquid that is turning into a solid.
- a gas that is turning into a liquid.

Could you tell me which one is correct?

a liquid that is warming.