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A 44 kg women is in a 62 kg, 5 m long boat that is initially at rest. She walks from a spot 1.00 m from one end to a spot 1.00 m from the other end.

(a) If the resistance of the water is negligible, how far does the boat move during this process? (hint: think center of mass)

(b) If she walked at a speed of 0.50 m/s, how fast was the boat moving while she was walking?

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