Phase Change Diagrams

Read the phase change diagram to determine what the state of matter is at point g.

• gas

• liquid

• plasma

• solid

Tags

NGSS.MS-PS1-4

Read the phase change diagram to determine what the state of matter is at point b.

• gas

• liquid

• plasma

• solid

Tags

NGSS.MS-PS1-4

Read the phase change diagram to determine what the state of matter is at point d.

• gas

• liquid

• plasma

• solid

Tags

NGSS.MS-PS1-4

Line "a" on the phase change diagram represents a phase change. What phase change is occurring when moving from point g to point b?

• boiling

• condensation

• freezing

• melting

Tags

NGSS.MS-PS1-4

Line "a" on the phase change diagram represents a phase change. What phase change is occurring when moving from point b to point g?

• boiling

• condensation

• freezing

• melting

Tags

NGSS.MS-PS1-4

Line "a" on the phase change diagram represents a phase change. What phase change is occurring when moving from point g to point b?

• melting

• freezing

• boiling

• condensation

Tags

NGSS.MS-PS1-4

What state of matter would be present if the atmosphere was 60 atm and the temperature was 700 degrees Celsius?

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

A substance is at 70 atm of pressure and 500 degrees Celsius. If the temperature is lowered to 200 degrees Celsius, what state of matter would be present?

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

What phase change would occur if a material at 70 atm and 500 degrees Celsius had a pressure decrease to 40 atm?

• boiling

• condensation

• melting

• sublimation

Tags

NGSS.MS-PS1-4