Heating Curve of Water

What line segment represents only the solid state?

• A-B

• B-C

• C-D

• D-E

Tags

NGSS.MS-PS1-4

Describe the substance at letter D.

• Gas

• Liquid

• Melting

• Evaporating

Tags

NGSS.MS-PS1-4

The melting point of the sample is

• -60 ºC

• 20 ºC

• 60 ºC

• 100 ºC

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following illustrations indicates what phase of matter is present at point D?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

• increases and the kinetic energy remains the same

• decreases and the kinetic energy remains the same

• remains the same and the kinetic energy decreases

• remains the same and the kinetic energy increases

Tags

NGSS.MS-PS3-2

The graph shown represents the relationship between temperature and time as heat is added uniformly to a substance. Which portions of the graph represent times when heat is absorbed and potential energy increases while kinetic energy remains constant?

• 0-12 minutes

• 2-7 minutes

• 4-12 minutes

• 7-11 minutes

Tags

NGSS.MS-PS1-4

Which of the following line segments show average kinetic energy increasing?

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

What is the first phase change that occurs on the heating curve of water?

• Melting

• Boiling

• Condensation

• Sublimation

Tags

NGSS.MS-PS1-4