Question

Which of the following changes involves absorption of heat? (a) Burning of a candle (b) Burning of fuels (c) Cooking of food (d) Burning of crackers​

Answer 1

Answer:

I think burning a candel

Explanation:

I think it's help full to you

Answer 2

A chemical change is a change that brings a change in the chemical properties of matter and a new substance is formed.

Examples of chemical changes from the given list of changes are:

Rusting of iron, Cooking of food, Digestion of food, and Burning of a candle.