4.3 CW - Heating Curve Practice

What line segment represents only the solid state?

• A-B
• B-C
• C-D
• D-E

Tags

NGSS.MS-PS1-4

What particle diagram represents this substance during line segment CD

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Tags

NGSS.HS-PS1-3

A substance's heating curve is shown in the graph. What is its boiling point?

• 100^oC

• 60^oC

• 80^oC

• 20^oC

Where will the temperature be remaining constant?

• A-B only.

• A-B, C-D, E-F

• B-C only.

• B-C, D-E

Tags

NGSS.MS-PS1-4

In which segment is the kinetic energy remaining constant?

• A-B
• B-C
• C-D
• E-F

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

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 particle diagram represents this substance during line segment DE

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• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following has particles with the lowest kinetic energy

• 10 grams of NaCl at 10^oC

• 10 grams of NaCl at 70^oC

• 10 grams of NaCl at -20^oC

• 10 grams of NaCl at 100^oC

What particle diagram represents this substance during line segment BC

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Tags

NGSS.HS-PS1-5