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# Movement of a canoe - Problem involving center of mass

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A 45.0-kg woman stands up in a 60.0-kg canoe of length 5.00 m. She walks from a point 1.00 m from one end to a point 1.00 m from the other end. If you ignore resistance to motion of the canoe in the water, how far does the canoe move during this process?

##### Solution Summary

This is the simplest and easy to understand the movement of a canoe. Solution with an attached figure.

##### Solution Preview

The key point is that the center of mass of canoe + woman remains unchanged according to an external obsrver as there is no external force acting on the canoe.

CM of the canoe is at ...

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