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Physics CBSE Live product
Class 7 (2025-26)
Light: Shadows and reflections
Revision III - Light: Shadows and reflections
8.
Types of materials
Question:
3
m.
Choose the correct answer:
1
.
What are transparent materials?
Materials that absorb all light and shine brightly
Materials that block all light from passing through
Materials that allow only some light to pass through
Materials that allow light to pass completely through them
2
.
What are opaque materials?
Materials that glow when light hits them
Materials that allow light partially to pass
Materials that do not allow light to pass through
Materials that let light completely pass through
3
.
How do transparent objects form shadows?
They form bright shadows because they reflect light
They form very faint or no shadows because most light passes through
They form medium shadows because they scatter light randomly
They form dark shadows because they block all light
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