Question

Which can occur during a physical change? (Select all that apply.)

The chemical reaction produces a new substance.

The shape of a piece of matter can change.

The amount of energy within a substance can change.

The atoms of the substance can permanently change.

Answer 1

B I believe The shape of a piece of matter can change

Answer 2

I think the answer is B. (or the second one) because the shape of a piece of matter can change, because there was no chemical reaction.