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Science > 8i > Flashcards

8i Flashcards

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1
Q

What are fluids

A

Both liquids and gas

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2
Q

Particle Model

A

Explain the properties of -solid. -liquid. -gases

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3
Q

SOLIDS

A

Fixed shape and volume

Close together & held by very strong forces

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4
Q

LIQUIDS

A

Fixed volume Take shape of container

Close together Held by fairly strong forces. Move around but always touching

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5
Q

GASES

A

Expand to fill container. Take shape of container

Far apart &. Held by weak forces Move around

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6
Q

Density

A

Density- mass of certain volume of something

Fórmula - mass / by volume

Unitis- g/cm3 kg/m3

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7
Q

Change of state

A

3 state of matter solid -liquid -gases
Substances change when -cooled or -heated
Liquids evaporate from surface
Bubbles =gas’s forming in liquid
Same temperature -boiling -melting point
Substances of temperatures don’t change when melting

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