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14 Cards in this Set
- Front
- Back
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heat
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transfer of thermal energy from 1 object to another because of a difference in temperature
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temperature
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measure of how hot or cold an object is compared to a reference point
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absolute zero
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a temperature of 0 Kelvins
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thermal expansion
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the increase in volume of a material when its temperature increases
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specific heat
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the amount of heat needed to raise the temperature of 1 gram of a material by 1 degree Celsius
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calorimeter
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instrument used to measure thermal energy released or absorbed during a chemical or physical change
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conduction
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transfer of thermal with no overall transfer of matter, within a material or between materials that are touching
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thermal conductor
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a material that conducts thermal energy well
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thermal insultor
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a material that conducts thermal energy poorly
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convection
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transfer of thermal energy when particles of a fluid move from one place to another
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convection current
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circulation of fluid in a loop as the fluid alternately heats up & cools down
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radiation
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the transfer of energy by waves moving through space
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thermodynamics
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the study of conversions between thermal energy & other form of energy
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heat engine
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any device that converts thermal energy into work
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