Physical or Chemical Change

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition. Examples include melting, freezing, and breaking.

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances. Examples include rusting, burning, and baking.

Front

Is melting ice a physical or chemical change?

Back

Melting ice is a physical change.

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Is dying your hair a physical or chemical change?

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Dying your hair is a chemical change.

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What happens during a chemical change?

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During a chemical change, the substances involved undergo a transformation that results in new substances being formed.

Front

What happens during a physical change?

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During a physical change, the form of a substance may change, but its chemical identity remains the same.

Front

Is rusting a physical or chemical change?

Back

Rusting is a chemical change.

Front

Is breaking glass a physical or chemical change?

Back

Breaking glass is a physical change.

Front

What is an example of a chemical change in cooking?

Back

Baking cookies is an example of a chemical change.

Front

What is an example of a physical change in nature?

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Melting snow is an example of a physical change.