3CH - Chemical or physical?

In a physical change, .................... are made

• new substances

• no new substances

A physical change is.....

• usually irreversible

• usually reversible

An example of a physical change is chocolate .................

When a substance turns from a liquid to a solid, this is called?

• Melting

• Evaporating

• Freezing

• Condensing

When a substance turns from a gas to a liquid, this is called?

• Melting

• Evaporating

• Freezing

• Condensing

True or false?

A chemical change will always produce new substances

• True

• False

True or false?

Evaporation is an example of a chemical change

• True

• False

True or false?

A colour change is a sign of a physical change

• True

• False

What name is given to the change of state from a solid to a gas?

What type of reaction is baking bread?

• Chemical

• Physical