Thermal Energy Concepts vocabulary

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Conduction

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The transfer of thermal energy between objects in direct contact with each other.

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Convection

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The transfer of thermal energy through currents in liquids and gases.

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Radiation

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The transfer of thermal energy from a light source (e.g., Sun, fire, light bulb, and burner) to an object or a substance.

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Thermal energy

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Energy resulting from the motion of particles measured as the temperature of substances.

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Thermal equilibrium

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Two substances in the same system exchange no thermal energy and are at the same temperature.

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Temperature

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Measure of the average kinetic energy of the particles in a substance.

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Kinetic energy

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The energy of motion.