if e=mc^2 , then how much do i weigh?, page-4

  1. 66 Posts.
    There is a difference between mass and weight. The answer above gives your mass (albeit in a shockingly difficult to interpret figure). I doubt it is technically correct, but I do find it rather interesting. Imagine the reaction from your better half when she sees 7 quintillion joules on the scales.

    Your weight is moderated by the gravitational constant of the planet you are standing on.

    So if my mass is 80kg, my weight on earth is 80*9.8 = 784N ("Newtons")

    On the moon my weight is approx 130N

 
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