Answer:
1 light year = 9.46×10 to the power 15m
light year in a distance travelled by light is 1 year.
Step-by-step explanation:
according to discussion one light year,90 years request to 9.46 In two turns to Devours
15 ft and light .Hence,A distance travel by light in one year,so light year,a unit of you need a distance.