A

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Q. Stars twinkle because

  • (A) the intensity of light emitted by them changes with time.
  • (B) the distance of the stars from the earth changes with time.
  • (C) the refractive index of the different layers of the earth's atmosphere changes continuously.
  • (D) None of these
  • Correct Answer - Option(C)
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Explanation by: Admin
Stars twinkle because the refractive index of the different layers of the earth's atmosphere changes continuously.

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