The other 75% of the chemical potential energy becomes thermal energy, which the body exploits to manage body temperature as a part of homeostasis, or the body’s act of maintaining a relatively consta...The other 75% of the chemical potential energy becomes thermal energy, which the body exploits to manage body temperature as a part of homeostasis, or the body’s act of maintaining a relatively constant internal environment. As a measure of the average motion of atoms and molecules, temperature influences the rate of chemical reactions and the ability of molecules, such as proteins, to remain in a particular shape.