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Q: Which of the following CANNOT be explained using the phenomenon of scattering the light?
  • A. Reddening of sun during sunrise
  • B. Red colour used for danger signals
  • C. Blue colour of sky
  • D. Twinkling of stars
Correct Answer: Option D - The twinkling of stars is caused by the refraction of light as it passes through the Earth atmosphere. The light is refracted due to the movement of air.
D. The twinkling of stars is caused by the refraction of light as it passes through the Earth atmosphere. The light is refracted due to the movement of air.

Explanations:

The twinkling of stars is caused by the refraction of light as it passes through the Earth atmosphere. The light is refracted due to the movement of air.