Which has more momentum, a speeding baseball or an ocean liner at rest in a harbor?

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13-09-2015
Physics

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Which has more momentum, a speeding baseball or an ocean liner at rest in a harbor?

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AL2006 AL2006 · Answer 1 · 2015-09-14T04:58:26+02:00

AL2006 AL2006

14-09-2015

Momentum is (mass) times (speed), so nothing that is at rest has any momentum. If the battleship is at rest, then a mosquito in flight, a leaf falling from a tree, and your speedy baseball each have more momentum than the ship has.

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