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EVAN VOYK
Chapter 15 Vocabulary
| Term | Definition |
|---|---|
| gravitational potential energy | potential energy that depends on an object's height. |
| elastic potential energy | the potential energy of an object that is stretched or compressed. |
| mechanical energy | the energy associated with motion and position of everyday objects. |
| thermal energy | the total potential and kinetic energy of all microscopic particles in an object. |
| chemical energy | the energy stored in chemical bonds. |
| electrical energy | the energy associated with electrical particles. |
| electromagnetic energy | a form of energy that travels through space in the form of waves |
| energy | the ability to work. |
| kinetic energy | the energy of motion. |
| potential energy | the energy stored depending on position or shape. |
| nuclear energy | the energy stored in atomic nuclei. |
| energy conversion | the process of changing energy from one form to another. |
| nonrenewable energy sources | exist in limited quantities and cannot be renewed except over the course of millions of years. |
| fossil fuels | oil, natural gas, and coal. |
| renewable energy sources | resources that can be replaced in a relatively quickly. |
| hydroelectric energy | energy obtained from flowing water. |
| solar energy | sunlight converted into usable energy. |
| geothermal energy | thermal energy beneath the earths surface. |
| biomass energy | the chemical energy stored in living things. |
| hydrogen fuel cell | generates electricity by reacting hydrogen with oxygen. |
| energy conservation | finding ways to use less energy or use energy more efficiently. |
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