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IPC20_SCIENCE_3_9_REVISION
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There are 4 objects: brick, balloon, paper and ice. What do fill in the box 1?
brick and ice
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Okay!
Is this shiny or dull?
It is shiny.
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Okay!
Which one is absorbent? (cotton towel/raincoat)
Cotton towel
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Fill in the question mark. (rock/cotton cloth)
rock
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What do you do to show that something is waterproof?
Pour water on it
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Lily did an experiment shown in the picture below. Which material is more absorbent?
Cotton
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Lily did an experiment shown in the picture below. What did she want to know?
She wanted to know whether cotton or plastic is more absorbent.
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Is this shiny or dull?
It is shiny.
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Okay!
Fill in the question mark. (cotton string/nylon string)
cotton string
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Is this shiny or dull?
It is dull.
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Okay!
Which one is waterproof? (plastic ruler/T-shirt)
Plastic ruler
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Which material is waterproof but not dull?
scissors
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Lily did an experiment shown in the picture below. What did she need to keep the same to make a fair test?
The sizes of material/The amount of water
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What do you do to show that something is shiny?
Shine light on it
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There are 4 materials: fabric, metal, rubber and rock. What do you fill in the box 2?
Fabric
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Okay!
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