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energy
science vocab
| Term | Definition |
|---|---|
| energy | The ability to cause change. |
| kinetic energy | The energy of an object that is due to the object's motion. |
| potential energy | The energy that an object has because of the position, condition, or chemical composition of the object |
| mechanical energy | The sum of an object's kinetic and potential energy due to gravity or elastic deformation; does not include chemical energy or nuclear energy |
| energy transformation | the process of energy changing from one form to into another. |
| law of energy conservation | the law that states that energy cannot be created or destroyed but can be changed from one form to another. |
| kinetic theory of matter | a theory that states that all of the particles that make up matter are constantly in motion. |
| temperature | a measure of hot or cold something is; specifically, a measure of the average kinetic energy of the particles in an object. |
| thermal energy | the kinetic energy of a substance's atoms. |
| degree | The units of a temperature scale. |
| thermometer | an instrument for measuring and indicating temperature. |
| position | The location of an object. |
| reference point | a location to which another location is compared. |
| motion | an object's change in position relative to a reference point. |
| speed | The distance traveled divided by the time interval during which the motion occurred. |
| vector | a quantity that has both size and direction. |
| velocity | the speed of an object in a particular direction. |