Question

Which best describes thermal energy?

A. It is the difference between internal energies of two or more substances.
B. It is the sum of internal energies of two or more substances.
C. It is the portion of internal energy that can be transferred from one substance to another.
D. It is the portion of potential energy that can be transferred from one substance to another.

Answer 1

B will be that answer to your question

Answer 2

I think the answer is (B)