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Question:

Is light a byproduct of heat?

Some people say light produces heat, but could the heat be the one producing the light? Think about it, many stars are extremely hot and produce a lot of light. a torch produces light also. Electricity shoots into a tungsten on a lightbulb making it very hot, and produces light. Any answers?

Answer:

Light is not a byproduct of heat. Heat occurs in different forms. One form, heat radiation, is of the same nature as light, i.e. electro-magnetic waves, just of different wave lenghts.

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