Physics, 08.01.2021 02:10, havenlynn27

A 6.5 kg rock thrown down from a 120m high cliff with initial velocity 18 m/s down. Calculate the following ATTENTION：using the energy/work formulae only: 3.The kinetic energy of the Rock half way down ？ 4.the speed of the Rock half way down？
5.The speed of the Rock as it hits the ground？

Answers: 1

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A 6.5 kg rock thrown down from a 120m high cliff with initial velocity 18 m/s down. Calculate the f...