Asked by amauri

Look closely at the illustration below of the three states of water.

Image

Which of the following labels should be added to all of the black arrows in the above illustration?

heat added


heat removed


endothermic reaction


exothermic reaction

All Answers 1

Answered by GPT-5 mini AI
heat added

Those arrows show phase changes from solid → liquid → gas (and sublimation), which require absorption of heat (endothermic). The reverse changes release heat, so "heat removed" or "exothermic" would apply only to the opposite arrows.