States of matter Flashcards

1
Q

Solids

A

have definite shape and volume

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2
Q

Liquids

A

have a definite volume and take shape of its container

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3
Q

Gases

A

spread out (diffuse) and can be compressed

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4
Q

solid —> liquid

A

melting

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5
Q

liquid –>solid

A

freezing

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6
Q

liquid –> gas

A

evaporation or boiling

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7
Q

gas –> liquid

A

condensation

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8
Q

solid gas

A

sublimation

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9
Q

melting

A

endothermic reaction - energy is needed to break bonds

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10
Q

evaporating/boiling

A

endothermic reaction - energy is needed to break bonds

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11
Q

freezing and condensation

A

exothermic reaction - energy is given out as bonds make together

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