medium of light
does light needs medium to convey in non-vacuum and vacuum case? if yes, what is the "medium"?
- benjaminwangcyLv 61 decade agoFavorite Answer
no, light do not need a medium to travel.
In the 19th century, it was believe that light need a medium call "ether" (i think) in order to travel, it was later proof it was not the case.
I hope my answer is helpful!