physical and chemical change case study ch1 Flashcards

1
Q

water boiling to become steam

A

physical

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2
Q

butter becoming rancid

A

chemical

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3
Q

buring wood

A

chemical

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4
Q

melting of ice in spring

A

physical

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5
Q

decaying of leaves in winter

d kay

de cay=تحلل

A

chemical

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6
Q

food processing food

A

physical

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7
Q

cooking eggs

A

chemical

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8
Q

grinding table salt

A

physical

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9
Q

cutting hair

A

physical

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10
Q

perming hair

A

chemical

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11
Q

fermenting wine

A

chemical

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12
Q

burning paper

A

chemical

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13
Q

folding paper

A

physical

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14
Q

grating cheese

A

physical

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15
Q

forming glass

A

physical

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16
Q

baking a cake

A

chemical

17
Q

forming rust

A

chemical

18
Q

Lighting a match

A

chemical

19
Q

buring H2 in air

A

chemical

20
Q

make cookie

A

chemical

21
Q

adding vinegar to water

A

Physical

22
Q
A