Question

Light year is the unit of…..

• A. time
• B. average intensity of sunlight in one year
• C. distance
• D. period of revolution of earth around sun

Answer 1

The correct option is C

distance

1. A light-year is the distance traveled by the light in one year.
2. In the definition itself, we can see that the light-year is the measurement of distance.
3. So, it has the same unit as the distance which is meters (in the SI system).

Hence, the correct option is (C).