Phase changes & States of matter

What happens when my glass of water is sitting in the sun and disappears into a gas?

• evaporation
• burning
• melting
• freezing

In a solid, the particles

• vibrate but stay in place

• slide past one another
• overcome the strong attraction
• move freely in any direction

Condensation is . . . .

• gas to liquid
• liquid to gas
• gas to solid
• solid to liquid

Freezing (or solidification) is . . . .

• liquid to solid
• solid to liquid
• solid to gas
• solid to plasma

5. What is it called when a solid turns directly into a gas?

• Sublimation
• Condensation
• Liquid

Vaporization includes _____________ and  _____________.

• melting and boiling
• condensation and boiling
• sublimation and freezing
• evaporation and boiling

________________________ is the temperature at which a solid begins to liquefy.

• boiling point
• condensation point
• melting point
• evaporation point

Tags

NGSS.MS-PS1-4

Deposition is the opposite of sublimation.

• True
• False

4. What type of state of matter is a gas that has electrons flowing through it?

• Gas
• Liquid
• Plasma
• Solid

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4