NGSS.MS-PS1-4

Thermal energy ALWAYS moves from _____ to _____.

• solid to liquid
• ice to water
• hot to cold
• solid to gas

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NGSS.MS-PS1-4

What happens when ice cubes melt in a glass?

• Heat travels from the ice to the warmer water.
• No energy is transferred.
• Heat is transferred from the warmer water to the ice cubes.
• The water warms up due to the humidity

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NGSS.MS-PS1-4

What does this solubility curve show?

• Solubility increases as temperature increases
• Solubility decreases as temperature decreases
• Solubility decreases as concentration increases
• Solubility is not affected by temperature

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NGSS.MS-PS1-4

The processes of a solid turning directly into a gas is.....

• Sublimation
• boiling
• melting
• evaporation

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NGSS.MS-PS1-4

The temperature of a substance increases as___.

• the substance expands
• the average kinetic energy of its particles increases
• the substance's volume increases
• the substance's mass increases

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NGSS.MS-PS1-4

Which phase is represented in the model.

• Solids

• Liquids

• Gas

• Carousso

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NGSS.MS-PS1-4

Freddie is drinking a cold glass of Kool-Aid in the sun on a hot day. He puts the glass down in the sun and the glass begins to warm.

What is happening to the small particles that make up Kool Aid? They. . .

• contract

• slow down

• move faster

• disappear

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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

Which solute is least soluble at 90 ⁰C?

• solid A

• solid B

• solid C

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NGSS.MS-PS1-4

Heat is another name for

• thermal energy

• chemical energy

• mechanical energy

• electrical energy

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NGSS.MS-PS1-4