Changing of Matter

If this ice cream scoop melts, what will change?

• color
• shape
• flavor

How do you change a solid chocolate bar to liquid chocolate?

• By freezing it
• heat energy
• light energy

On a hot summer day chocolate candy can melt in your pocket.  How can you get the chocolate to return to a solid?

• add heat
• leave it in your pocket
• cool it in the refrigerator
• leave it outside

True or False: Matter can changes states by adding heat or cooling.

• True
• False

The picture shows examples of:

• solids
• gases
• liquids
• milk

The picture picture shows examples of...

• solids
• liquids
• oil
• gases

All these are examples of ....

• liquids
• gases
• solids
• water

Which is a physical change?

• burning match 
• vinegar in baking soda 
• melting butter
• cooking an egg

To change a solid to a liquid, what do you add?

• heat
• water
• cold
• mass

To change a liquid to a solid, what do you add?

• heat
• gas
• air
• cold