Which one can reflect the light?, , , , Which one can block the light?, , , , Which object lets the light to pass through it?, , , , light travels in ......line, , , , Allow light to pass, , , , , A mirror reflects the light, A mirror blocks the light, , Light travels in zigzag line, Light travels in curved line, Light travels in straight line, This door is .........., opaque, transparent, The water is............., Transparent , Opaque.

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