Changes in Matter Review

Irreversible change means you cannot change a material back to its original form.

• True

• False

What are the three states of matter?

Reversible change means you can change a material back to its original form.

• True

• False

True or False:

A cooked egg is reversible.

• true

• false

Melted crayons are reversible.

• True

• False

What would happen if you left your ice cream cone outside during summer?

Which objects are reversible?

• Crayons

• Cake

• Ice Cream

• Burnt wood

Name 2 gasses

Burning wood is an irreversible change.

• True

• False

Name 2 solids.