Standard Science Primary 4 Energy

Which of the following correctly matches the material to the amount of light it allows to pass through?

A Frosted glass: No light
B Clear plastic: No light
C Clear glass: All light
D Cardboard: Some light
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Worked Solution

Step 1: Transparent materials (clear glass) allow most/all light through. Step 2: Translucent materials (frosted glass) allow some light through. Step 3: Opaque materials (cardboard) allow no light through.

Correct answer: Clear glass: All light

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