Question

If you measure a change in temperature, then the _____.

A. amount of energy that exists has increased
B. number of atoms in the substance has changed
C. total heat energy of the substance has increased
D. particles making up the substance have changed speed

Answer 1

C. total heat energy of the substance has increased

Step-by-step explanation:

This is because when there is a change in temperature, the heat energy of a substance either increases or decreases. If the temperature increases, its heat energy increases and if its temperature decreases, its heat enery decreases.