Unit 2 Flashcards by Jamie Henning | Brainscape

Q

Heating molecules of a liquid….

A

Move faster causing to spreading out

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Q

Thermometer

A

Measurement of the speed of molecules

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Q

Cooling molecules of a liquid…

A

Move slower causes them to close together

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Q

Solid-

A

Strong attraction

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Q

Speed of molecules makes a thermometer…..

A

Go up + down

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Q

Chemistry is….

A

Study of matter

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Q

Matter is…

A

takes up space

- has a mass

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Q

Atom

A

As small as possible.. Can’t be broken up anymore

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Q

Molecules

A

Combination of 2 or more atoms

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Q

Matter is made up of…

A

Extremely time particles called atoms and molecules

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Q

Atoms and molecules make up…

A

Solids, liquids, gases

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Q

Liquid particles are able to_____

A

move past one another
r always in motion
and are attracted to one another

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Q

In a solid_________

A

-molecules are very attracted to one another

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Q

In gas molecules_______

A

weak attraction

- can move past

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