Changing Matter (4Cs2, 4Cs3, 4Cs4)

Change that occurs when a liquid changes into a gas.

Example: Boiling water into steam

• Evaporation

• Condensation

• Melting

• Freezing

Change that occurs when a solid changes into a liquid.

Example: Ice cube turning into water

• Evaporation

• Condensation

• Melting

• Freezing

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

• By freezing it

• heat

• light

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

Tags

NGSS.MS-PS1-4

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

• True

• False

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

• heat
• water
• cold
• mass

To change a liquid to a solid, what needs to decrease(go down)?

• temperature

• gas

• air

• particles

What would happen to an ice cube if you were to place it on a sunny windowsill? 

• It would begin to boil.
• It would begin to freeze.
• It would begin to melt.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following would cause something to melt?

• heat

• evaporation

• water vapor

What would happen to a box of crayons if you left it in the car all day during the summer? 

• They would turn in a gas.
• They would start to boil.
• They would melt or get very soft.

Tags

NGSS.MS-PS1-4