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PS Ch. 6 Vocab
Physical Science
| Question | Answer |
|---|---|
| Measure of the average kinetic energy of all the particles in an object. | Temperature |
| Sum of the kinetic and potential energy of the particles in an object; is transferred by conduction, convection, and radiation. | Thermal Energy |
| Thermal energy that flows from a warmer material to a cooler material. | Heat |
| Amount of thermal energy needed to raise the temperature of 1 kg of a material 1 degree Celsius. | Specific Heat |
| the transfer of thermal energy by co | Conduction |
| the transfer of thermal energy in a fluid by the movement if warmer and cooler fluid from one place to place. | Convection |
| the transfer of energy by electromagnetic waves. | Radiation |
| a material in which heat flows slowly. | Insulator |
| absorb radiant energy from the sun | Solar collector |
| the study of the relationship among thermal energy,heat,and work. | Thermodynamics |
| the increase in thermal energy of a system equals the work done on the system plus the heat transferred to the system. | First Law of Thermodynamics |
| it is possible for heat to flow from cooler object to warmer object unless work is done. | Second Law of Thermodynamics |
| the heat engine in cars. in which fuel is buried inside the engine in chambers or cylinders. | Internal Combustion Engine |