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Questions and Answers
What is the role of photons in quantifying energy in light and electromagnetic waves?
Photons are used to quantify the amount of energy in light and other electromagnetic waves.
What happens to the number of electrons knocked loose from a metal when the intensity of light is increased?
The number of electrons knocked loose from a metal increases.
Does the energy of the electrons change when the intensity of light is increased?
No, the energy of the electrons doesn't change because the energy of each photon is still the same.
Was Einstein's idea about photons confirmed immediately after it was proposed?
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What is the major role of photons in studying light and subatomic particles?
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Are photons sufficient for describing all behaviors of light?
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What are some wave behaviors that don't make sense if light is considered only in terms of photons?
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Are photons considered to have mass?
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Is there a definite answer to whether light exists as a stream of massless particles or as waves?
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What are some other components of describing light besides photons?
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