Question

multiple-choice question
what is an endothermic reaction?
a chemical reaction that removes heat energy from the surroundings
a chemical reaction that adds heat energy into the surroundings
a physical reaction
rewatch

Explanation:

An endothermic reaction is a chemical reaction that absorbs (removes) heat energy from the surroundings. The second option describes an exothermic reaction, and the third is incorrect as endothermic is a chemical (not physical) reaction type.

Answer:

a chemical reaction that removes heat energy from the surroundings