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MGH 6 (6)
Energy and Energy Transformations
| Term | Definition |
|---|---|
| law of conservation of energy | -energy can be transformed from one form into another or transferred from one region to another, but energy cannot be created or destroyed |
| friction | a force that resists the sliding of two surfaces that are touching |
| temperature | the measure of the average kinetic energy of the particles in a material |
| heat | the movement of thermal energy from a region of higher temperature to a region of lower temperature |
| conduction | the transfer of thermal energy by collisions between particles in matter |
| radiation | the transfer of thermal energy by electromagnetic waves |
| convection | the transfer of thermal energy by the movement of the particles from one part of a material to another |
| vaporization | the change of state from a liquid to a gas |
| thermal conductor | a material in which thermal energy moves quickly |
| thermal insulator | a material in which thermal energy moves slowly |