Science Test Cam

Front

Physical or Chemical Change? Sodium hydroxide dissolves in water.

Back

Physical Change

Front

Physical or Chemical Change? Hydrochloric acid reacts with potassium hydroxide to produce a salt water and heat.

Back

Chemical Change

Front

Physical or Chemical Change? A pellet of sodium is sliced in two.

Back

Physical Change

Front

Physical or Chemical Change? Water is heated and changed to steam.

Back

Physical Change

Front

Physical or Chemical Change? Potassium chlorate decomposes to potassium chloride and oxygen gas.

Back

Chemical Change

Front

Physical or Chemical Change? Iron rusts.

Back

Chemical Change

Front

Physical or Chemical Change? When placed in H2O, a sodium pellet catches on fire as hydrogen gas is liberated and sodium hydroxide forms.

Back

Chemical Change

Front

Evaporation: Physical or Chemical Change?

Back

Physical Change

Front

Physical or Chemical Change? Ice melting.

Back

Physical Change

Front

Physical or Chemical Change? Milk sours.

Back

Chemical Change