"endothermic" reactions

[thebillsfan]

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Obviously this is a reaction that requires energy, usually in the form of heat. Would it be considered endothermic if it requires energy in the form of light?

 

[RogueUnicorn]

Obviously this is a reaction that requires energy, usually in the form of heat. Would it be considered endothermic if it requires energy in the form of light?

Heat = Transfer of energy.
i.e. ANY input of energy into a system is heat.