Foundation Science Primary 3 Diversity

Jun Jie wants to make a toy boat that can float on water. Which property must the material have?

A It must be strong.
B It must be waterproof.
C It must be flexible.
D It must be transparent.
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Worked Solution

Step 1: For a boat to float and not sink or disintegrate, the material must not absorb water. Step 2: Therefore, it must be waterproof.

Correct answer: It must be waterproof.

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