heat and temperature
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14 terms
Terms | Definitions |
|---|---|
 temperature | measure of the average kinetic energy of all particles within an object |
| thermometer | device that measures temperature |
| temperature scales | degrees |
| Fahrenheit, Celsius, Kelvin | temperature units |
| convection | the transfer of energy by the movement of fluids with different temperatures |
| conduction | the transfer of energy as heat between particles as they collide within a substance or between two objects in contact |
| radiation | the transfer of energy by electromagnetic waves |
| conductors | a material which energy can be easily transferred as heat ex- solids and metals like copper and silver |
| insulators | a material that is a poor energy conductor ex -wood |
| heat | the transfer of energy from the particles of one object to those of another object due to a temperature difference |
| joules | measurement of energy and work |
| calories | energy in food is measured in calories 1 cal= 4186 J |
| specific heat | the amount of energy transferred as heat that will raise the temperature of 1 kg of a substance by 1 K (c) |
| 0 K | lowest possible temperature |
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