Question: How much time does it take light to travel from the moon to the earth, a distance of 3 8 4 , 0 0 0

How much time does it take light to travel from the moon to the earth, a distance of

384, 000

384, 000

?

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Answer

Part B

Light from the star Sirius takes

8.618.61

years to reach the earth. What is the distance to Sirius in kilometers?

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