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Team 2
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10
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Matter can change in ways that do not affect the type of matter. What are these changes called?
Physical changes
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15
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How quickly a change occurs is called?
The rate of change
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15
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True or false: During physical and chemical change, the total mass of the matter before and after the change remains the same.
True
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20
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True or false: The total mass of the water and sugar separately and combined is the same.
True
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15
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What happens to most matter when the temperature goes up?
They expand
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15
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List 2 examples of chemical change.
...
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lifesaver
Give 5 points!
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fairy
Take points!
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25
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rocket
Go to first place!
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banana
Go to last place!
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15
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Cooking an egg is which king of change? Physical or chemical?
Chemical change
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15
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list 2 examples of physical change.
...
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15
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Dissolving sugar in water is which king of change? Physical or chemical?
Physical
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10
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True or false: A chemical reaction is the process in which new substances are formed.
True
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15
×
When water freezes, does it expand or contracts in size?
It expands
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boom
Lose 50 points!
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magnet
Take 25 points!
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gift
Win 25 points!
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thief
Give points!
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25
15
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True or false: When you sharpen a pencil, the pencil goes through a chemical change.
False
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15
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Boiling water is which king of change? Physical or chemical?
Physical change
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heart
Other team wins 20 points!
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star
Double points!
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shark
Other team loses 25 points!
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banana
Go to last place!
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