Light year is the unit of measurement of
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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....
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Answer:
a light year
as international astronomical unit [IAU] a light year is the distance that light travels in vaccum
in one julian year
Explanation:
a light- year is also used to measure distances to star and other distances on galactic scale
the line of sight to observer is equal to approximately 3.26light years
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