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5
×
If I want to make a filter, should I use something permeable or impermeable?
Something permeable
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Okay!
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10
×
Is melting reversible or irreversible?
Melting is reversible
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Okay!
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10
×
Name 3 different fuels.
Gas, oil and wood are fuels.
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10
×
Is soil soluble or insoluble?
Soil is insoluble (in water)
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5
×
What is 'separate' the opposite of?
It's the opposite of 'mix' or 'combine'
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15
×
What do we call the process of separating solids from liquids?
This is filtering
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5
×
What is 'recycle'?
Use again
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20
×
What two processes do we need to separate a mixture of sand and salt?
We need filtering and evaporation.
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10
×
What happens to salt in water?
Salt dissolves in water
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thief
Give points!
5
10
15
20
25
×
rocket
Go to first place!
Okay!
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gift
Win 25 points!
Okay!
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banana
Go to last place!
Oops!
15
×
What happens to water vapour when it cools?
It condenses into liquid
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15
×
What is a sieve with big holes (that we can use to separate peas from water)?
This is a colander
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10
×
Is it useful to sieve a solution?
No, this is pointless/not useful
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10
×
What are filter beds used for?
They are used for cleaning water.
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Okay!
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thief
Give points!
5
10
15
20
25
×
gold
Win 50 points!
Okay!
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shark
Other team loses 20 points!
Okay!
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banana
Go to last place!
Oops!
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eraser
Reset score!
Oops!
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rocket
Go to first place!
Okay!
×
shark
Other team loses 5 points!
Okay!
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banana
Go to last place!
Oops!
×
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