Question

Which event is evidence of a chemical change?A. The white and yolk of an egg are separated. B. An egg becomes harder when it is cooked.C. The white and yolk of an egg are different colors. D. The shell of an egg cracks when it is struck.

Answer 1

Chemical change.

This change occurs when a substance combined wwith another and makes something new. We can know there is a chemical chage because there is a color change, there is