A 5. 00 kg ball is dropped from a height of 12. 0 m above one end of a uniform bar that pivots at its center. The bar has mass 9. 00 kg and is 4. 00 m in How high will the other ball go after the collision? length. At the other end of the bar sits another 5. 00 kg ball, unattached to the bar. The dropped ball sticks to the bar after the collision. Assume that the bar is horizontal when the dropped ball hits it.