PHYSICAL OR CHEMICAL CHANGE

A (a)   change is a change of matter from one form to another without a change in chemical properties.

Color change is evidence that a chemical change may have occurred.

Fizzing or foaming is evidence that a chemical change may have occurred.

Production of sound is evidence that a physical change may have occurred.

A (a)   change is a change that occurs when a substance changes composition by forming one or more new substances.

Production of heat or light is evidence that a chemical change may have occurred.

Production of an odor is evidenced that a chemical change may have occurred.

Chemical changes cannot be reversed by physical changes.

You cut your hair

Mixing sugar and water