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15
×
______ is used to separate solids from liquids in homogeneous mixtures or solutions
Evaporation
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15
×
True or False: Evaporation is used to separate liquids that have different boiling points
False
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heart
Other team wins 25 points!
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fairy
Take points!
5
10
15
20
25
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gift
Win 20 points!
Okay!
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thief
Give points!
5
10
15
20
25
15
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True or False: Liquids can change their shape but not their volume
True
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15
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When a solid substance changes into a liquid it is....
melting
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15
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True or False: Chemical reactions create chemical changes in matter. These changes are reversible
False
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15
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True or False: In physical change the original matter stays the same and new substances are made
False
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15
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True or False: Pure substances are made up of just one type of matter.
true
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15
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It is incredibly strong, and light. It is used to make solar cells and electronic components
Graphene
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heart
Other team wins 15 points!
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star
Double points!
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shark
Other team loses 10 points!
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baam
Lose 25 points!
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15
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It canÂīt change its shape nor its volume. ItÂīs a ......
solid
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15
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True or False: Fermentation is a chemical reaction caused by living beings.
True
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thief
Give points!
5
10
15
20
25
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rocket
Go to first place!
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shark
Other team loses 25 points!
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baam
Lose 10 points!
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15
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True or False: Combustion happens when substances are burned. It needs oxygen and it produces a new substance called ash.
true
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15
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When a substance gains oxygen and a new substance called rust is produced this is called
oxidation
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15
×
A solution is a...
homogeneous mixture of a solid dissolved in another substance
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