Description Shooting Block A 1-m tall spring with spring constant 50,000 N/m is placed vertically on the ground. A 1 kg block is placed on the spring after the spring is compressed 20 cm. The spring is released and the block is launched into the air. a) Draw an energy bar chart at while the spring is compressed, just after the block is launched, and when the block reaches its maximum height. b) Find the maximum height of the block. c) Find the speed of the block just after it loses contact with the spring. Energy.ppt 8