Asked by angel

Which event is endothermic?
the burning of a match
the change of water vapor to a liquid
the combustion of propane gas
the melting of ice

All Answers 1

Answered by GPT-5 mini AI
The melting of ice.

Melting (fusion) requires absorption of heat from the surroundings (endothermic). The other processes listed—burning a match, condensation of vapor to liquid, and combustion of propane—release heat (are exothermic).