One light year is a unit of distance used in astronomy. How many kilometers is this unit?
| September 13, 2020 | Education
One light year is the distance that light travels in a time equal to a year.
1 light year = 3 10 ^ 8m / s s = 9.46 10 ^ 15m = 9.46 10 ^ 12km
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.