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Posted by on Thursday, November 8, 2012 at 9:00pm.

The distance between Earth and
the Moon is 3.84 * 108 m. Show that the round-trip
time for the light is 2.56 s
Thanks in advance

  • Physics - , Friday, November 9, 2012 at 3:17am

    time = distance/speed
    3.84*10^8 / 3*10^8 = 1.28 seconds each way.

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