| A | B |
| kinetic energy | energy in motion |
| potential energy | stored energy |
| energy | ability to cause change |
| energy efficient | a measurement of usable energy after an energy conversion |
| law of conservation of energy | states that energy can neither be created nor destroyed |
| mechanical energy | Example of this energy is putting your book on a shelf |
| sound energy | Energy from vibration of particles in a solid, liquid, or gas |
| chemical energy | Energy that is stored in the chemical composition of matter. |
| thermal energy | The total amount of energy from the movement of particles in matter. |
| Electromagnetic energy | Energy that is transmitted through space. |
| Nuclear energy | Energy that comes from the nucleus of an atom |