Question

how does we calculate light year

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Answer 1

Answer:

A light-year is the distance light travels in one year Multiply the number of seconds in one year by the number of miles or kilometers that light travels in one second, and there you have it: one light-year. It's about 5.88 trillion miles (9.5 trillion km)

Explanation:

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Answer 2

Answer:

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Explanation:

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