Heating and Cooling Curves

This curve indicates what about the heat energy?

• Heat energy is being added or absorbed

• Heat energy is being released

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the freezing point of the substance?

• 0^oC

• 60^oC

• 120^oC

• 180^oC

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

From point A to point F, the sample is going through an __________ process by __________.

• exothermic, releasing heat to the surroundings

• exothermic, absorbing heat from the surroundings

• endothermic, releasing heat to the surroundings

• endothermic, absorbing heat from the surroundings

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Describe the substance between letters C and D. 

• Gas
• Liquid
• Melting
• Evaporating

Tags

NGSS.MS-PS1-4

Between which points is the substance changing its state of matter?

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

Tags

NGSS.MS-PS1-4

What is water's freezing point?

• 0 F
• 32 C
• 50 C
• 0 C

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When does condensation happen?

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

Tags

NGSS.MS-PS1-4

Given the heating curve of a solid being heated at a constant rate, what is the boiling point of this substance?

• 20°C

• 50°C

• 110°C

• 170°C

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What line segment represents only the solid state?

• A-B
• B-C
• C-D
• D-E

Tags

NGSS.MS-PS1-4

In which segment is the kinetic energy remaining constant?

• A-B
• B-C
• C-D
• E-F

Tags

NGSS.MS-PS3-1