Question

Assertion (A): The sky appears dark instead of blue to an astronaut.
Reason (R): Scattering of sunlight cannot happen due to the absence of atmosphere in outer space.

• A. Both (A) and (R) are true and (R) is the correct explanation of (A).
• B. Both (A) and (R) are true but (R) is not the correct explanation of (A).
• C. (A) is true but (R) is false.
• D. (A) is false but (R) is true.

Answer 1

The correct option is A Both (A) and (R) are true and (R) is the correct explanation of (A).

• Scattering of light is a phenomenon that results in the sky appearing blue.
• Fine dust particles in Earth's atmosphere scatter the sunlight.
• Scattering of light cannot happen in outer space due to the absence of the atmosphere.
• Therefore, the sky appears dark instead of blue to an astronaut.