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PS Ch 4 Vocab BY
Section 1&w
| Question | Answer |
|---|---|
| energy a moving object has because of its motion | kinetic energy |
| SI unit of energy | Joule |
| stored energy an object has due to 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 Earth’s surface | gravitational potential energy |
| sum of the potential energy and kinetic energy is a system | mechanical energy |
| states that energy can never be created or destroyed | law of conservation of energy |