Mistar 6.1 Test

Particles in a _____________ are tightly packed together.

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

As particles increase in thermal energy they __________

• speed up

• slow down

• stay the same

• vibrate

Tags

NGSS.MS-PS1-4

As particles decrease in thermal energy they _____

• speed up

• slow down

• stay the same

• become ions

Tags

NGSS.MS-PS1-4

What am I? I have a fixed mass, a fixed volume, I cannot be squashed and I have a shape that changes to fit the bottom of my container?

• solid

• liquid

• gas

Tags

NGSS.MS-PS3-4

An inflated balloon is placed in a refrigerator. Which statement describes the movement of the gas particles in the balloon?

• The particles move more slowly and become closer together.
• The particles move more slowly and become further apart.
• The particles move faster and become closer together.
• The particles move faster and become further apart. 

Tags

NGSS.MS-PS1-4

When a liquid changes its phase and turns into a solid it is known as

• condensation.

• melting.

• vaporization.

• freezing

Tags

NGSS.MS-PS1-4

What kind of energy is added to or removed from matter to cause a phase change?

• Radiation

• Thermal

• Solar

• Wind

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Change from gas to liquid...

• condensation
• evaporation
• expansion
• movement

Tags

NGSS.MS-PS1-4

What happens to particles when heat is removed from them?

• They speed up and spread out
• They slow down and get closer together
• They stop moving
• They move closer together and speed up

Tags

NGSS.MS-PS1-4

What phase of matter is shown in the diagram? (The particles are close to each other but move around freely.)

• solid

• liquid

• gas

• physical change

Tags

NGSS.5-PS1-1

NGSS.5-PS1-3