Advanced Science Primary 3 Diversity

Jun Jie tested three materials for a new spectacle lens. Based on the table below, which material is MOST suitable?

A Material D
B Material C
C Material B
D Material A
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Worked Solution

Step 1: Spectacle lenses must allow the wearer to see clearly. Step 2: This requires a transparent material that allows most/all light to pass through. Step 3: Material B allows all light to pass through.

Correct answer: Material B

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