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Q: Light travels fastest in

  • 1
    Air
  • 2
    Water
  • 3
    Glass
  • 4
    Diamond
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Answer : 1. "Air"
Explanation :

Answer: A) Air Explanation: Light travels fastest in Vacuum. The fastest thing in the whole universe is the speed of light in a vacuum like outer space. It is about 2.99 x 108 m/s.

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