Question

How long does light take to reach the Earth from the Sun?

A. About 4 minutes

B. About 8 minutes

C. About 24 minutes

D. About 24 hours

Answer 1

Correct option (b) About 8 minutes

Explanation:

Sunlight travels at the speed of light. We orbit the Sun at a distance of about 150 million km. Light moves at 300,000 kilometers/second. Divide these and you get 500 seconds, or 8 minutes and 20 seconds.