NGSS.MS-PS1-4

A group of friends gather around a fire to stay warm.

• conduction
• convection
• radiation

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NGSS.MS-PS1-4

Bob puts 200 grams of ice into a pitcher with 900 grams of water. He gets distracted and comes back later to find that the ice has melted in the water. How many grams of water does Bob now have in the pitcher?

• 200 g
• 700 g
• 1,100 g

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NGSS.MS-PS1-4

The particles of a solid move very quickly and spread out to fill their container.

• True

• False

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NGSS.MS-PS1-4

Particles in a ______________________ move quickly and are far apart.

• gas

• solid

• liquid

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NGSS.MS-PS1-4

During conduction heat is transferred by the movement of currents within a fluid.

• True
• False

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NGSS.MS-PS1-4

Atoms vibrate and packed tightly together in which state of matter?

• solid

• liquid

• gas

• none of these

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NGSS.MS-PS1-4

Which process could cause a material to change state from gas to liquid?

• Adding heat

• Adding energy

• Removing particles

• Removing energy

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NGSS.MS-PS1-4

Which letter represents when the substance is a solid?

• A

• B

• C

• D

• E

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NGSS.MS-PS1-4

the temperature at which a substance changes from the solid phase to the liquid phase

• boiling point

• melting point

• passing point

• phase change point

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NGSS.MS-PS1-4

The outer core is liquid because of

• high density

• high pressure

• high temperature

• high five

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NGSS.MS-PS1-4