Multiple choice

Consider the following statements:

  1. The light from sun takes about 8 minutes to reach the Earth.
  2. Twinkling of light is based on the phenomenon of refraction of light.
  3. Due to absorption of light, the atmosphere appears reddish during morning and evening.

Which of the given statements is/are correct?

  1. Only (1)

  2. (1), (2) & (3)

  3. Only (1) & (2)

  4. Only (1) & (3)

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Statement (1) is correct. The light from sun takes about 8 minutes to reach the Earth.

Statement (2) is correct. Twinkling of light is based on the phenomenon of refraction of light. Statement (3) is wrong. Due to scattering of light, the atmosphere appears reddish during morning and evening.