Which phase of matter has definite volume but no definite shape?

• solid

• liquid

• gas

• plasma

This phase of matter includes charged particles and its atoms behave much like another phase.

• solid

• liquid

• gas

• plasma

What must change in order for a phase change to occur?

• Heat energy must increase.

• Heat energy must decrease.

• Heat energy must increase OR decrease.

• Heat energy remains the same.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Solid changes to liquid.

• Evaporation

• Sublimation

• Condensation

• Melting

Tags

NGSS.MS-PS1-4

Gas changes to a liquid.

• Condensation

• Freezing

• Ionization

• Deposition

Tags

NGSS.MS-PS1-4

Rust is an example of a _____________.

• Phase change

• Chemical change

• Physical change

• Double replacement reaction.

Tags

NGSS.MS-PS1-5

Example of physical change. (Check all that would apply.)

• Popsicle melting.

• Broken window.

• Baked chocolate chip cookies.

• Chopped firewood.

At which temperature does water boil?

• 0 degrees C

• 50 degrees C

• 100 degrees C

• 200 degrees C

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

According to the graph, what phase change would occur at 0 degrees C if heat energy was removed?

• Boiling

• Condensing

• Melting

• Freezing

Tags

NGSS.MS-PS1-4

What is occurring in the graph to allow phase changes to occur?

• Temperature is increasing.

• Temperature is decreasing.

• There is a change in heat energy.

• There is no change in heat energy or temperature.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4