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Topic 1: Energy
| Term | Definition |
|---|---|
| energy | the ability to do work or cause change |
| motion | the state in which one object's distance from another is changing |
| force | a push or pull exerted on an object |
| work | force exerted on an object that causes it to move |
| power | the rate at which one form of energy is transformed into another |
| kinetic energy | energy that an object has due to its motion |
| potential energy | the energy an object has because of its position; internal stored energy of an object |
| gravitational potential energy | potential energy that depends on the height of an object |
| elastic potential energy | energy of stretched or compressed objects |
| mechanical energy | kinetic or potential energy associated with the motion or position of an object |
| nuclear energy | the potential energy stored in the nucleus of an atom |
| thermal energy | the total kinetic and potential energy of all the particles of an object; produces heat |
| chemical energy | a form of potential energy that is stored in chemical bonds between atoms |
| electrical energy | the energy of electric charges |
| electromagnetic energy | the energy transferred through space by electromagnetic waves |
| law of conservation of energy | the rule that energy cannot be created or destroyed |