Phases of matter

1.-  ____________ occur when one substance is transformed into one or more new products via a chemical reaction.

• Physical changes

• Chemical changes

2.- _________ are those in which the shape, size, or state of the matter changes, but the substance is still essentially the same.

• Physical changes

• Chemical changes

3.-Water and oil

• physical change

• chemical change

4.-Digesting food

• physical changes

• chemical changes

5.-Rusting of iron

• physical changes

• chemical changes

6.-Breaking a bottle

• physical change

• chemical change

7.-evolving bubbles

• physical change

• chemical change

8.-Chopping an apple

• physical change

• chemical change

9.-Crushing a can

• physical change

• chemical change

10.-Baking a cake

• physical change

• chemical change