Changes in Matter and Heat

What occurs when a solid changes to a liquid when heat is added?

• melting
• evaporation
• condensation
• freezing

What occurs when a liquid changes to a solid when heat is removed (taken away)?

• condensation
• freezing
• evaporation
• melting

What occurs when a liquid becomes a gas when heat is added?

• condensation
• melting
• freezing
• evaporation

What occurs when a gas changes to a liquid when heat is removed (taken away)?

• freezing
• melting
• condensation
• evaporation

The following situation is an example of which type of change? My mom made popsicles by putting juice in the freezer.

• freezing
• melting
• evaporation
• condensation

The following situation is an example of which type of change?
I accidentally put the ice cream in the refrigerator instead of the freezer.  It was a liquid the next day.

• freezing
• melting
• condensation
• evaporation

The following situation is an example of which type of change? When I water the plants the water keeps disappearing.

• freezing
• melting
• condensation
• evaporation

The following situation is an example of which type of change?
This morning I got out of the shower and drew a smiley face in the white stuff on my mirror. 

• melting
• freezing
• evaporation
• condensation

Materials that DO NOT let heat move easily through them are called ________.

• conductors
• insulators

Materials that let heat move easily through them are called ________.

• conductors
• insulators