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25 Cards in this Set
- Front
- Back
Temperature
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The measure of the average kinetic energy of the particles in matter.
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Fahrenheit Scale
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The temperature scale on which water freezes at 32 degrees and boils at 212 degrees.
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Celsius Scale
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The temperature scale on which water freezes at 0 degrees and boils at 100 degrees.
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Kelvin Scale
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The temperature scale on which zero is the temperature at which no more energy can be removed from matter.
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Absolute Zero
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The temperature at which no more energy can be removed from matter.
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Heat
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Thermal energy that is transferred from matter at a higher temperature to matter at a lower temperature.
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Specific Heat
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The amount of heat required to raise the temperature of 1 kilogram of a material by 1 Kelvin.
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Conduction
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The transfer of heat from one particle of matter to another.
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Convection
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The transfer of heat by the movement of currents within a fluid.
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Convection Current
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A current caused by the rising of heated fluid and sinking of cooled fluid.
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Radiation
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The transfer of energy by electromagnetic waves.
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Conductor
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A material that conducts heat well.
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Insulator
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A material that does not conduct heat well.
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State
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One of 3 forms of matter--solid, liquid, gas--in which most matter on Earth exists.
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Change of State
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The physical change of matter from one state to another.
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Melting
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The change from solid to liquid state of matter.
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Freezing
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The change from the liquid to the solid state of matter.
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Evaporation
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Vaporization that occurs at the surface of a liquid
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Boiling
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Vaporization that occurs on and below the surface of a liquid.
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Condensation
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The change from the gaseous to the liquid state of matter
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Thermal Expansion
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The expansion of matter when it is heated.
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Heat Engine
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A device that converts thermal energy into mechanical energy.
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External Combustion Engine
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An engine powered by fuel burned outside the engine.
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Internal Combustion Engine
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An engine that burns fuel inside cylinders within the engine.
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Refrigerant
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The substance that absorbs and releases heat in a cooling system.
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