Liz is exploring the different kinds of changes that can happen to substances.

She knows that changes can alter the looks or shape of a substance. Cutting, melting, bending, or crushing are examples of what kind of change?
Reactant
Product
Physical
Chemical

1 answer

The changes that Liz is exploring, such as cutting, melting, bending, or crushing, are examples of physical changes. Physical changes affect the form of a substance but do not alter its chemical composition.