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Chemical or Physical Change - Year 8 Science Flashcards | StudBud
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Chemical or Physical Change - Year 8 Science
Chemical or Physical Change - Year 8 Science
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Yr 8 Science - Physical and Chemical Change
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
An egg cooks
Physical Change
Chemical Change
2
musical instruments create energy in the form of sound. Is this a chemical or physical change?
Chemical
Physical
3
Salad Dressing Separates
Physical Change
Chemical Change
4
Paper Burns
Physical Change
Chemical Change
5
What is a precipitate?
When a solid and a liquid mix to make a gas
When a solid and a gas mix to make a liquid
When two gases mix to make a solid
When two liquids mix to make a solid
6
The law of conservation of mass states that...
mass and weight are the same things
we can create something from nothing
matter is neither created nor destroyed
Boys are smelly
7
A silver spoon tarnishes
Chemical Change
Physical Change
8
A piece of steel rusts
Physical Change
Chemical Change
9
A carbonated drink releases gas
Chemical Change
Physical Change
10
What is galvanising?
Adding a metal coating to a metal which is more reactive
Adding a metal coating to a metal which is not as reactive
Adding a heat to a metal and melting it
Adding paint to a metal
11
A Glass Breaks
Physical Change
Chemical Change
12
Which of the following is NOT always evidence of a chemical change?
change in colour
Sound produced
heat produced
bubbles produced
13
Candy Dissolves in Water
Chemical Change
Physical Change
14
Butter Melts
Physical Change
Chemical Change
15
Which of the following does not reduce corrosion?
Removing oxygen from the air
Painting
Adding moisture
Covering the substance in oil
16
A banana turns dark
Chemical Change
Physical Change
17
Bleach removes color
Chemical Change
Physical Change
18
Which of the following is evidence for a chemical change occurring?
change of state i.e. liquid to gas
creating a tear
forming a precipitate
change in shape
19
Colored Water Freezes
Chemical Change
Physical Change
20
Dissolving sugar in water is a:
Physical Change
Chemical Change
