Phase Change and Triple Point

What letter identifies the TRIPLE POINT in the diagram

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS1-4

How does the amount of energy change in the substance in the phase change from a solid to a liquid?

• energy is not affected

• increases the amount of energy

• decreases energy the amount of energy

• amount of energy cannot be determined

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

How does the amount of energy change in the substance in the phase change from gas to a liquid?

• energy is not affected

• increases the amount of energy

• decreases energy the amount of energy

• amount of energy cannot be determined

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

How does the amount of energy change in the substance in the phase change from a solid to a gas

• energy is not affected

• increases the amount of energy

• decreases energy the amount of energy

• amount of energy cannot be determined

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Study the diagram below. The material begins to condense at point:

• 1

• 2

• 3

Tags

NGSS.MS-PS1-4

What are the two factors that affect the phase of a substance.

• pressure and sunlight

• pressure and temperature

• sunlight and temperature

• cannot be determined from the diagram

Tags

NGSS.MS-PS1-4

What letter identifies the LIQUID PHASE in the diagram

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS1-4

What is the normal freezing point (at 1.5.00 atm) of this substance?

• -100 ^oC

• 350 ^oC

• 110 ^oC

• Cannot be determined

Tags

NGSS.HS-PS3-4

What is the normal boiling point (at 1.50 atm) of this substance?

• 500 ^oC

• 800 ^oC

• 100 ^oC

• Cannot be determined

Tags

NGSS.MS-PS1-4

The temperature at which a liquid changes to a vapor or gas

• freezing point

• melting point

• boiling point

• solid point

Tags

NGSS.MS-PS1-4