Physical or Chemical Changes

an iron pipe rusting

• physical change
• chemical change

teeth crushing food

• physical change
• chemical change

When the physical properties become altered

• physical change
• chemical change

painting a boat

• physical change
• chemical change

When a substance becomes an entirely new and different substance

• physical change
•  chemical change

water changing to steam

• physical change
• chemical change

tearing a  paper in half

• physical change
• chemical change

dew forming on a leaf

• physical change
• chemical change

hydrogen and oxygen gas combining to become water

• physical change
• chemical change

a can rusting

• physical change
• chemical change