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chapter 15 vocab
Kara Hackman
| Term | Definition |
|---|---|
| energy | the ability to do work |
| kinetic energy | energy of motion |
| potential energy | energy that is stored as a result of position or shape |
| gravitational potential energy | energy that depends upon an objects height |
| elastic potential energy | energy of an object that is stretched or compressed |
| mechanical energy | energy associated with the motion and position of everyday objects |
| thermal energy | the total potential and kinetic energy of all the microscopic particles in an object |
| chemical energy | the energy stored in chemical bonds |
| electrical energy | energy associated with electrical charges |
| electromagnetic energy | a form of energy that travels through space and forms waves |
| nuclear energy | energy stored in atomic nuclei |
| energy conversion | the process of changing energy from one form to another |
| nonrenewable energy resources | exist in limited quantities and once used cannot be replaced |
| fossil fuels | oil, natural gas, and coal |
| renewable energy resources | resources that can be replaced in a relatively short period of time |
| hydroelectric energy | energy obtained from flowing water |
| solar energy | sunlight that is converted into usable energy |
| geothermal energy | thermal energy below 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 to use energy more efficiantly |
Created by:
karahackman
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