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Need help to understand physics concept

  1. Jun 30, 2014 #1
    A spacecraft on its way from Earth to the Moon is pulled equally by Earth and Moon when it is closer to the earth's surface or closer to moon's surface. How to calculate the effects of moon and earth on spacecraft ?
  2. jcsd
  3. Jun 30, 2014 #2
    Please read the form rules and use the HW template.
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