Presentation on theme: "11.2 notes. In other words, all the kinetic energy in a system plus all the potential energy of a system is total amount of mechanical energy in the."— Presentation transcript:
Tarzan, mass 85 kg, swings down on the end of a 20m vine from a tree limb 4.0 m above the ground. How fast is Tarzan moving when he reaches the ground? Does your answer depend on Tarzan’s mass? Does your answer depend on the length of the vine?