2.4 States of Matter and Phase Changes

Freezing

• Solid to gas
• Liquid to solid
• Gas to solid
• Liquid to gas

Tags

NGSS.MS-PS1-4

Boiling

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

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which state of matter has the most tightly-packed particles (molecules)?

• solid

• liquid

• gas

Which state of matter has a definite, fixed shape?

• solid

• liquid

• gas

What is happening when my ice cream changes from a solid to a liquid?

• freezing
• melting
• burning
• evaporation

Tags

NGSS.MS-PS1-4

Define a liquid.

• no definite volume, no definite shape

• definite volume, no definite shape

• no definite volume, no definite shape

Particles (molecules) in a ______________________ have more energy than the other states of matter.

• gas

• solid

• liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is condensation?

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

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Boiling and evaporation are the 2 types of

• sublimation.

• vaporization.

• deposition.

• condensation.

Tags

NGSS.MS-PS1-4

Which state of matter always expands to fill its container?

• solid

• liquid

• gas