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Gravitational acceleration.

  1. Jan 11, 2009 #1
    Mercury has a mass of 3.30 x10^23 kg and a radius of 2.44 x10^6 m.
    (a) What is the acceleration due to gravity on Mercury?

    (b) How much would a 5.94 kg person weigh on this planet?

    i honestly have no idea how to do this... help please!
  2. jcsd
  3. Jan 11, 2009 #2


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    What is the Law of Gravitation?

    What is Newton's second law?
  4. Jan 11, 2009 #3
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