What causes electromagnetic energy? Where does it occur?

1 Answer
Jose
Apr 4, 2018

Heat at atomic level.

Explanation:

CAUSES
Electromagnetic radiation (EMR) is released by (i) the matter change from a higher to a lower energy state to reach its lowest level of energy; (ii) molecules combination in a chemical reaction by forming products having less energy than the original molecules; (iii) by the movement of electrical charges,..

LOCATION
Quantum electrodynamics (QED) explains EMR occurs in subatomic level such as photons which are the particles that carry the electromagnetic force.

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