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26 Nov 2019

ssm Inastronomy,distances are often expressed in light-years. Onelight-year is thedistance traveled by light in one year. Thedistance to AlphaCentauri, the closest star other than our own sunthat can be seenby the naked eye, is about 4.2light-years. Expressthis distance in meters.
1 m

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Jarrod Robel
Jarrod RobelLv2
6 Jun 2019
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