physics P1a

P1a energy and energy resources

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absorb

absorb

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absorb - definition

absorb: to take in energy.

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conduction

conduction

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conduction - definition

conduction: heat transfer in a substance due to motion of particles in the substance.

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convection

convection

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convection

convection: heat transfer in a liquid or gas due to circulation currents


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emit

emit

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emit - definition

emit: to give off, i.e emit radiation

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matte surface

matte surface

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matte surface - definition

matte surface: a dull, non-glossy surface.

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thermal radiation

thermal (infrared) radiation

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thermal radiation - definition

thermal (infrared) radiation: energy transfer by electromagnetic waves emitted by objects due to their temperature.

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transmit

transmit

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transmit - definition

transmit: to transfer to another

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conservation of energy principle

conservation of energy principle

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conservation of energy principle - definition

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