If and when Galileo dropped two balls from the top of the Leaning Tower of Pisa, air resistance was not really negligible. Assume that both balls are the same size yet one much heavier than the other....

If and when Galileo dropped two balls from the top of the Leaning Tower of Pisa, air resistance was not really negligible. Assume that both balls are the same size yet one much heavier than the other. Discuss which ball struck the ground first—and why.