Physics, 02.08.2021 08:40 brittanysanders

An imaginary star is four light years from earth. The star has a planet, upon which a large mirror has been installed. The mirror faces earth. A ten year old boy aims his telescope at the mirror. How old will the boy be when he sees his own reflection?

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An imaginary star is four light years from earth. The star has a planet, upon which a large mirror h...

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