I know I am going to get downvoted :D Whilst it is true that parent didn't say that light years is a unit of time. But I find the general usage of the term in

I know I am going to get downvoted :D Whilst it is true that parent didn't say that light years is a unit of time. But I find the general usage of the term incorrect :-) Light years = distance traveled by light in 365 earth days!!