Heating Curve

Liquid to Gas

• melting

• vaporization

• condensation

• sublimation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Given the heating curve of water, what is happening to potential and kinetic energy during segment CD?

• the potential energy and kinetic energy both increase

• the potential energy increases while the kinetic energy decreases

• the potential energy is constant while the kinetic energy increases

• the potential energy increases while the kinetic energy is constant

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

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 points is the temperature of the substance increasing?

• A-B only. 

• A-B, C-D, E-F

• B-C only. 

• B-C, D-E

Tags

NGSS.MS-PS1-4

Given the heating curve of a solid being heated at a constant rate, how much total time was required to boil this substance after it reached its melting point?

• 3 minutes

• 4 minutes

• 10 minutes

• 14 minutes

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Given the heating curve for water, during which line segment could I find water in both the solid and liquid phase at the same time?

• AB

• BC

• CD

• DE

• EF

Tags

NGSS.MS-PS1-4

Anika, Samuel, and Henry were conducting an experiment in their chemistry class. They recorded the heating curve of a substance as shown in the graph. Based on their observations, what is the boiling point of the substance?

• 100 C

• 60 C

• 80 C

• 20 C

Tags

NGSS.MS-PS1-4

What line segment represents only the solid state?

• B

• C

• D

• E

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