twin brothers each of mass 50 kg sit in a symmetric canoe of mass 40 kg. each boy sits 1.5m from the center of the canoe as they toss a basketball(mass= .60kg) back and forth.
a) how much does the center of canoe move as the ball moves from one brother to the other?
b) How much would the canoe shift on each throw if instead they used a medicine ball of mass 11 kg?