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15
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What do we call the thing we change in a fair test?
(The independent variable.)
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15
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If we are testing how different surfaces affect how far a toy car rolls, what is the independent variable?
(The type of surface.)
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15
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What do we call the things that stay the same in a fair test?
(Controlled variables.)
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seesaw
Swap points!
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star
Double points!
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fairy
Take points!
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25
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thief
Give points!
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15
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If we are testing which brand of paper towel absorbs the most water, what is the independent variable?
(The brand of paper towel.)
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15
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What do scientists do with their results after a fair test?
(They analyse the data, look for patterns, and write a conclusion.)
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15
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How can you test if a material is magnetic?
(Use a magnet to see if it sticks.)
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seesaw
Swap points!
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seesaw
Swap points!
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gift
Win 20 points!
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thief
Give points!
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15
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Why do we use metal for frying pans?
(Because it is a good conductor of heat.)
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boom
Lose 50 points!
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magnet
Take 20 points!
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rocket
Go to first place!
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lifesaver
Give 20 points!
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15
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True or False: A fair test must always be done inside a science lab.
(Falseâfair tests can be done anywhere, as long as variables are controlled.)
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15
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What does rigid mean?
(Not able to bend or change shape easily.)
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15
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True or False: All materials have the same properties.
(False.)
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15
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Give an example of a waterproof material.
(Examples: Plastic, rubber, glass, waxed fabric, etc.)
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15
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Why do we only change one variable in a fair test?
(So we can see exactly what caused the results.)
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15
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What material is best for making a window?
(Glass, because it is transparent and strong.)
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