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Physics CBSE Live product
Class 7
Light: Shadows and reflections
Light through different materials and shadow formation
2.
Object types based on light emission
Question:
5
m.
Match the column A with column B.
S.No.
Column A
Column B
1.
Firefly is an example
Transparent
Non-luminous
Opaque
Luminous
Translucent
2.
Allows light completely
Opaque
Transparent
Non-luminous
Luminous
Translucent
3.
Allows light partially
Transparent
Non-luminous
Luminous
Translucent
Opaque
4.
Does not allow light
Non-luminous
Opaque
Transparent
Luminous
Translucent
5.
Door
Opaque
Translucent
Non-luminous
Transparent
Luminous
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