Chapter 1 Molecular Motion

The particles of a solid are

• attracted to each other and full of energy

• attracted to each other and vibrate

• not really attracted to each other and vibrate

• not really attracted to each other and full of energy

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Matter

• has volume and takes up water

• has weight and volume

• has mass and takes up space

• Has volume and takes up space

When a liquid is cooled the molecules

• spread out

• get closer together

• become one

• take a vaction

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NGSS.MS-PS1-4

When a liquid is heat the moleules

• get closer together

• spread out

• become one

• take a vaction

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NGSS.MS-PS1-4

When a solid is heated the molecules

• spread out

• get closer together

• change into another molecule

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When a solid is cooled the molecules

• spread out

• get closer together

• become a new molecule

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NGSS.MS-PS1-4

When a gas is cooled the molecules

• spread out

• get closer together

• change into a gas

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When a gas is heated the molecules

• spread out

• get closer together

• find a new place to live

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Place in order of molecular motion going from most to least

• solid

• gas

• liquid

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NGSS.MS-PS1-4

Place in molecular attraction order going from most to least.

• solid

• liquid

• gas

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NGSS.MS-PS1-4