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PS Ch 4
Ch 4 Vocb.
| Term | Definition |
|---|---|
| Kinetic Energy | energy a moving object has because of its motion; depends on the mass and speed of the object |
| Joule | SI unit of energy |
| Potential Energy | stored energy an object has due to its postion |
| Elastic Potential Energy | energy stored when an object is compressed or stretched |
| Chemical Potential Energy | energy stored in chemical bonds |
| Gravitational Potential Energy | energy stored by objects due to their position above Earth's surface; depends on the distance above Earth's surface and the object's mass |
| Mechanical Energy | sum of the potential energy and kinetic energy in a system |
| Law of Conservation of Energy | states that energy can never be created or destroyed |