Chemical changes

When two or more molecules interact and form new molecules.

• Physical change

• Phase change

• Chemical change

• Matter change

A chemical change occurs when two or more substances join to form new substances with new _______ properties.

• Physical

• Chemical

• Atomic

• Powerful

Does not change the substance into anything

new.

• Physical change

• Chemical change

• Substance change

• Molecular change

Iron rusting is a ________ change

Tearing paper is a ________ change.

Leaves changing color is a ________ change.

Eggs cooking is a _________ change.

Food digesting is a ________ change.

Chewing food into smaller pieces is a _________ change.

Baking bread is a _________ change.