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science vocab 3/21/1
| Question | Answer |
|---|---|
| energy | anything that changes or occurs involves energy |
| kinetic energy | energy in the form of motion; depends on the mass and velocity of the object |
| potential energy | stored energy due to position; can be converted energy to kenetic energy when something reacts to release it |
| elastic potential energy | energy stored by things that strech twist or compress |
| chemical potential energy | energy stored in chemical bonds |
| gravitational potential energy | energy stored by things attracted to eachother by the force of gravity |
| electrical energy | the rate at which electrical power is turned into energy |
| mechanical energy | sum of potential and kenetic energy in a system |
| law of conservation of energy | states that energy can never be crated nor destroyed |
| nuclear fusion | process of fusing together two atomic nuclei with loe masses to form one nucleus with a larger mass |
| nuclear fision | process of splitting a large atomic nucleus in two nucleus with smaller masses |
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