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Energy
qlms - givens - chapter 9
| Question | Answer |
|---|---|
| the capacity to do work | energy |
| the energy of motion | kinetic energy |
| energy of position, stored energy | potential energy |
| total energy of motion and position | mechanical energy |
| a change from one form of energy to another | energy conversion |
| force that opposes motion between two surfaces that are touching | friction |
| the law that states that energy cannot be created or destroyed but can be changed from one form to another | law of conservation of energy |
| an energy resource that cannot be replaced or is replaced much more slowly than it is used | nonrenewable resources |
| energy resources that are formed from the buried remains fo plants and animals that lived millions of years ago | fossil fuels |
| a natural resource that can be replaced at the same rate at which the resource is consumed | renewable resource |
| the splitting of the nucleus of a large atom into two small nuclei and releases energy | nuclear fission |
| a continuous series of nuclear fission reactions | nuclear chain reaction |
| combination of two or more nuclei into a larger nucleus that releases energy | nuclear fusion |