| A | B |
| nuclear energy | energy from the nucleus of an atom |
| mechanical energy | associated with motion |
| chemical energy | exists in the bonds that hold atoms together |
| heat energy | associated with the internal motion of molecules |
| electromagnetic energy | energy of moving electric charges |
| ex. of nuclear energy | atomic bomb |
| ex. of mechanical energy | a bouncing basketball |
| ex. of chemical energy | digestion |
| ex. of heat energy | friction |
| ex. of electromagnetic energy | light |
| kinetic energy | energy while object is moving |
| potential energy | stored energy |
| ex. of potential energy | a skier standing at the top of a hill |
| ex. of kinetic energy | a skier skiing down a hill |
| law of conservation of energy | energy cannot be created or destroyed - it just changes form |