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  1. Scale model of the Earth and the Moon, with a beam of light traveling between th

    Scale model of the Earth and the Moon, with a beam of light traveling between them at the speed of light. It takes approximately 1.26 seconds.

    mvnm.tumblr.com/post/793491427/speed-of-light-from-earth-to-moon

    Рекомендаций: 1 | with a beam of light - the speed - scale model of the - traveling - 1.26 seconds. - of light - between them at - and the moon - it takes approximately - earth

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