Suppose all the people of the Earth go to the North Pole and, on a signal, all jump straight up. Estimate the recoil speed of the Earth. The mass of the Earth is 6 1024 kg, and there are about 6 billion people (6 109). Take the average mass of a person to be 62 kg and the distance the average person's center of mass rises after leaving the ground to be 0.2 m

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To estimate the recoil speed of the Earth when all the people on Earth jump straight up at the North Pole we can use the principle of conservation of ... View the full answer