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3
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The process of producing light by passing an electric current through a gas
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4
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The continuous sequence of colours that make up white light
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5
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The immediate emission of visible light as a result of the absorption of ultraviolet light
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6
|
The production of light as a result of high temperature
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7
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A method of energy transfer that does not require a medium; the energy travels at the speed of light
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8
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Electromagnetic waves that the human eye can detect
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9
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Does not produce its own light
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