NGSS.MS-PS1-4

What happens to particles as they cool down?

• They slow down
• Nothing
• They don't move
• They speed up

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NGSS.MS-PS1-4

The movement of thermal energy from a warmer object to a cooler object is called:

• heat
• temperature
• motion
• momentum

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NGSS.MS-PS1-4

What describes the outer core?

• solid
• liquid
• viscous
• gas

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NGSS.MS-PS1-4

What was the change in temperature resulting from this heat transfer in degrees Celsius?

• 4.5
• 6.0
• 5.5
• 7

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NGSS.MS-PS1-4

Is melting butter for popcorn a chemical or physical change?

• chemical
• physical

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NGSS.MS-PS1-4

the amount of heat that must be absorbed if a certain quantity of liquid is vaporized at a constant temperature

• heat of vaporization

• liquification

• heat of cycling

• liquid absorption

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NGSS.MS-PS1-4

Melting ice

• physical change

• chemical change

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NGSS.MS-PS1-4

As matter cools what happens to the intermolecular forces?

• they strengthen

• they weaken

• they reverse

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NGSS.MS-PS1-4

Which of the following are true about conduction?

• The thermal energy flows in a current.

• A conductor is a material that passes thermal energy quickly and easily.

• An insulator is a material that passes thermal energy quickly and easily.

• Thermal energy is transferred when particles bump into each other.

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NGSS.MS-PS1-4

Liquid to a Gas is

• Melting

• evaporation

• condensation

• sublimation

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NGSS.MS-PS1-4