Question

What is a light-year?

A.
the distance light travels in one earth year

B.
the distance light travels from the sun to the earth

C.
the distance light travels in one orbit of the moon

D.
the time it takes light to travel across the universe

Answer 1

@gottennis121 @GuitarNerd2015

Answer 2

Not C or D. It's kind of hard not to give the answer, but maybe this could help without me giving the answer. The picture will give you the answer. :D Hope this helps! http://earthsky.org/space/what-is-a-light-year

Answer 3

thanks

Answer 4

Anytime.

Answer 5

So its B?

Answer 6

Yes, correct.

Answer 7

Thanks for the help \(\huge\ddot\smile\)