Summarize what happens to an object when it is heated. Specifically, what happens to the molecules inside? What determines the total thermal energy of an object?

A substance's total thermal energy depends on its temperature, number of atoms, and physical state. More atoms and higher temperature mean more thermal energy.

Explanation:

its first and third is your answer i did the qustion the fourth isnt right

1.43 x 10^-11 j the guy commented the awnser just making sure u see it .