Two friends are discussing physical and chemical changes. Isabela says that when you eat, it is a physical change because when you chew, the food is only changed into smaller pieces. Mirabel says that when you eat, it is a chemical change because your body digests the food as the chemicals in your body break down the food into energy. Who is right?(1 point)

Question

Two friends are discussing physical and chemical changes. Isabela says that when you eat, it is a physical change because when you chew, the food is only changed into smaller pieces. Mirabel says that when you eat, it is a chemical change because your body digests the food as the chemicals in your body break down the food into energy. Who is right?(1 point)

Responses

A. Mirabel

B. Both girls are correct

C. Neither girl is correct

D. Isabela

Answer 1

B. Both girls are correct

Eating involves both physical and chemical changes. Isabela is correct that chewing food is a physical change as it is broken down into smaller pieces. Mirabel is also correct that digestion in the body involves chemical changes as enzymes break down the food into energy.