| A | B |
| Renewable resource | Energy that are naturally replaced in a short period of time. |
| Non-renewable resources | A natural resource that is not replaced as it is used. |
| Energy transformation | The changing of energy from one form to another. |
| Natural Gas | Mixture of methane and other gases to form a byproduct of oil. |
| Solar Energy | A renewable resource formed by the energy of the Sun. |
| Chemical Energy | Energy stored in the bonds of atoms and molecules |
| Mechanical Energy | Energy stored in objects by tension. |
| Thermal Energy | Also known as heat energy, the vibration and movement of the atoms and molecules within substances. |
| Fossil Fuel | Energy rich substances formed from the remains of organisms. Coal. oil, and natural gases are example. |
| Potential Energy | Energy that is stored and available to be used later. |
| Kinetic Energy | The form of energy an object has because of it motion. |
| Energy | The ability to do work |