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science
| Question | Answer |
|---|---|
| temperature | a measure of how hot (or cold)something is; the measure of the average kinetic energy of the particles in an object |
| thermal expansion | an increase in the size of a substance in response to an increasein the temperature of a substance |
| absolute zero | the temperature at which molecular energy is t minimum |
| heat | the energy transferred between ojects that are at different temperatures |
| thermal energy | the kinetic energy of a substances particles |
| thermal conduction | the transfer of energy as heat through a material |
| thermal conductor | a material through which energy can be transferred as heat |
| thermal insulator | material that reduces or prevents the transfer of heat. |
| convection | the transfer of thermal energy by the circulation or movement of a liquid or gas |
| radiation | the transfer of energy as electromagnetic waves |
| Specific heat | the quantity of heat required to raise a unit mass of homogeneous material 1 K or 1 C in a specified way given constant pressure and volume |
| states of matter | are the physical forms in which a substance can exist |
| change of state | the change of a substance from one form to another |
| insulation | a substance that reduces the transfer of energy, heat and sound |
| heat engine | a machine that transforms heat into mechanical energy,or work |
| thermal pollution | a temperature increase in a body of water that is caused by human activity that has harmful effect on water quality and on the ability of that body of water to support life |
Created by:
lmmorton
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