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Mass M moves to the right with speed =v along a frictionless horizontal surface and crashes into an equal mass M initially at rest. Upon colliding, the two masses stick together and move with speed V to the right. Notice that v and V denote different speeds. After the collision the magnitude of the momentum of the system is: (pick all correct answers)
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What would be the strength of earth's gravitational field at a point where an 80.0 kg astronaut would experience a 80% reduction in weight
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Mass M moves to the right with speed =v along a frictionless horizontal surface and crashes into an...
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