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16 Cards in this Set
- Front
- Back
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Kinetic theory |
Motion of the particles in matter |
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Temperature |
Measure of the average kinetic energy of its particles |
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Kelvin |
SI unit for temperature |
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Thermal energy |
The sum of kinetic and potential energy of all particles in an object |
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Heat |
Thermal energy that flows from something at a higher temperature to something lower |
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Specific heat |
Thermal energy needed to raise the temperature of 1 kg of some material by 1*C |
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Heat of fusion |
Amount of energy required to change 1kg of a substance from a solid to a liquid melting point |
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Heat of vaporization |
Amount of energy required for 1kg of the liquid at its boiling point to become a gas |
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Conduction |
Transfer of energy energy between colliding particles |
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Convection |
Transfer of thermal energy in a fluid by the movement of fluid from place to place |
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Radiation |
The transfer of energy by electromagnetic waves |
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Thermal insulator |
A material in which thermal energy moves slowly |
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First law of thermodynamics |
The increase in thermal energy of a system plus the thermal energy transferred to a system |
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Second law of thermodynamics |
It is impossible for thermal energy to flow from a cool object to a warmer object unless work is done |
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Plasma |
Matter consisting of positively and negatively charged particles |
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Entropy |
A measure of how spread out, or dispersed energy |
