jmascar1171 jmascar1171

25-10-2022
Physics

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a rock is dropped from a height of 2.00 m. (a) determine the velocity of the rock just before it hits the ground. (b) if the momentum of the rock just before hitting the ground is 14.0 kgm/s, what is the mass of the rock?(c) is the collision between the rock and the ground elastic or inelastic? explain.

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