Lesson 6.4 - Thermal Energy and Matter

True or False: The freezing point and the melting point of a substance are the same temperature.

• True

• False

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

True or False: Heating an object adds energy and decreases its volume.

• True

• False

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

True or False: Thermal contraction occurs because the particles that make up a material move more slowly.

• True

• False

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NGSS.MS-PS1-4

True or False: A thermometer can be used to measure the volume of a material.

• True

• False

Through which process can vaporization occur?

• melting

• deposition

• evaporation

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

As ice is melting in a glass of water, how are materials increasing or decreasing in temperature?

• The ice is increasing, and the water is decreasing.

• The ice is decreasing, and the water is increasing.

• The temperature of the ice and the water stay constant.

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

If thermal energy is removed from a gas, it cools and becomes liquid in a process called

• boiling.

• evaporation.

• condensation.

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which state of matter is skipped in sublimation and deposition?

• gas

• solid

• liquid

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NGSS.MS-PS1-4

The freezing point of a substance is the same temperature as its

• melting point.

• boiling point.

• heating point.

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NGSS.MS-PS1-4

Heating a material causes _____, or an increase in its volume.

• thermal expansion

• thermal energy

• thermal contraction

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NGSS.MS-PS1-4