Question

a combustion reaction is a reaction in which a substance reacts with to produce a large amount of, light and other compounds.

Explanation:

Combustion reactions are characterized by a substance reacting with oxygen. This reaction is exothermic, meaning it releases a large amount of heat. Along with heat, light and other compounds (such as carbon dioxide and water in the case of hydrocarbon combustion) are produced.

Answer:

Oxygen, heat