What type of energy must you add to a substance to make the particles of the substance move faster?

A. thermal

B. potential

C. mechanical

D. geothermal

thermal  energy a}

Explanation:

Thermal energy (also called heat energy) is produced when a rise in temperature causes atoms and molecules to move faster and collide with each other. The energy that comes from the temperature of the heated substance is called thermal energy.

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a