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PS Ch 4 Vocab GA
sections 1 & 2
| Question | Answer |
|---|---|
| energy a moving object has because of its motion ; depend on the mass and speed of the object . | Kinetic Energy |
| SI unit of energy | joule |
| stored energy an object has due its position . | potential energy |
| energy stored when an object is compressed or stretched . | elastic potential energy |
| energy stored in chemical bonds | chemical potential energy |
| energy stored by objects due to their position above earths surface; depends on the distance above earths surface and the objects mass. | gravitational potential energy |
| sum of the potential energy and kinetic energy in a system . | mechanical energy |
| states that energy can never be created or destroyed . | law of conservation of energy |