The Photoelectric Effect Shows That There Is a Minimum Frequency

question 90

Multiple Choice

The photoelectric effect shows that there is a minimum frequency (energy) required todislodge an electron from an atom. This effect demonstrates

• A)the speed of light is a constant.
• B)the wave nature of light.
• C)the particle nature of light.
• D)the inverse relationship between wavelength and frequency.
• E)when photons kick an electron out of a metal atom, the electrons move fastest when thewavelength of light is longest.

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