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5 Cards in this Set
- Front
- Back
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Electronvolt |
One electron volt is the energy change of an electron when he moves through a potential difference of one volt. Its value is 1.60*10^-19 J. |
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Photoelectric effect |
The emission electrons from the surface of a material when electromagnetic radiation is incident on the surface. |
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Photons |
A quantum of light or a packet of energy.
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Energy levels |
One of the specific energies an electron can have when in an atom. |
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Spectrum |
A collection of waves with a range of frequencies, for example, visible spectrum and electromagnetic spectrum. |
