Photons and electrons

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Last updated 5:26 PM on 8/10/26
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4 Terms

1
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Describe the photoelectric effect

The process that occurs when light shines on a metal and electrons are ejected

2
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State the significance of the photoelectric effect

It establishes the quantum theory and illustrates the particle nature of light

3
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Threshold frequency

The minimum frequency of incident radiation at which electrons will be emitted from a particular metal

4
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Work Function

The minimum amount of energy needed to emit an electron from the surface of a metal