Water Curve

What line segment represents only the solid state?

• A-B
• B-C
• C-D
• D-E

Tags

CCSS.HSF.IF.B.4

Between which points is the temperature of the substance remaining constant?

• A-B only. 
• A-B, C-D, E-F
• B-C only. 
• B-C, D-E

Tags

NGSS.MS-PS1-4

Between which two points is Heat of Fusion?

• A <----> B

• B <----> C

• C <----> D

• D <----> E

• E <----> F

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Between which two points is Heat of Vaporization?

• A <----> B

• B <----> C

• C <----> D

• D <----> E

• E <----> F

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The graph shows a cooling curve for an unknown substance.  What is happening during segment DE?

• boiling
• condensation
• freezing
• melting

Tags

NGSS.MS-PS1-4

What state(s) of matter are present at D-E?

• Solid-liquid
• Liquid
• Liquid-gas
• Gas-Solid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

True or false: melting and freezing occur at the same temperature!

• True
• False
• I don't know

Tags

NGSS.MS-PS1-4

Which of the following terms identifies the change from a liquid to gas?

• Vaporization
• Condensation
• Deposition
• Sublimation

Tags

NGSS.MS-PS1-4

Describe the phase change between letters D and E. 

• Gas
• Liquid
• Melting
• Evaporating

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

In which region(s) does temperature remain constant?

• Region 1, 3, & 5
• Region 2 & 4
• Region 1 only
• Region 1 & 2

Tags

NGSS.MS-ESS2-6