Question

write in short about light year
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Answer 1

Answer:

A light-year is a unit of distance. It is the distance that light can travel in one year. Light moves at a velocity of about 300,000 kilometers (km) each second. So in one year, it can travel about 10 trillion km.

i hope this helps u

Answer 2

Answer:

the distance travelled by light in one year is called light year,about 9.4607×10^12 km