Imagine another planet, planet Y, that has the same mass as the Earth but has half the radius (so it's a much denser planet). If a 100 lb person went to visit, how much would they weigh, remembering that
force = G mplanetmperson / Rplanet2


    A ) 25 lbs
    B) 100 lbs
    C) 200 lbs
    D) 400 lbs

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When called for, hold up the letter of your choice.