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Thermal Energy
Thermal Energy 6P 3
Question | Answer |
---|---|
energy | the ability to do work |
kinetic energy | energy of motion |
thermal energy | the total kinetic energy due to the motion of the atoms in a substance |
temperature | the measure of how hot or cold something is |
heat | the transfer of thermal energy between objects that are different temperature |
thermal equilibrium | the point at which two objects that are touching reach the same temperature |
conduction | heat transferred when two objects touch |
convection | heat transferred by the circulation or movement of a liquid or gas |
radiation | heat transfer through matter or empty pace by electromagnetic waves |
convection current | the upward movement of warm air and downward movement of cool air |
conductor | a material that transfers thermal or electrical energy very well |
insulator | a material that does NOT transfer thermal or electrical energy very well |