The term photon refers to light ray sub atomic particle radiation None of the ab

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Question
The term photon refers to
Options
A. light ray
B. sub atomic particle
C. radiation
D. None of the above

Correct Answer

sub atomic particle

Explanation

The photon is a type of elementary particle, the quantum of the electromagnetic field including electromagnetic radiation such as light, and the force carrier for the electromagnetic force. The photon has zero rest mass and always moves at the speed of light within a vacuum.

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