The correct response is:
the distance that light will travel in a year in a vacuum.
Which describes a light-year?(1 point)
Responses
a year on a low-gravity planet like Mercury
a year on a low-gravity planet like Mercury
total amount of light energy Earth receives in a year
total amount of light energy Earth receives in a year
the distance that light will travel in a year in a vacuum
the distance that light will travel in a year in a vacuum
the time it takes light to travel between the sun and Earth
1 answer