Question: Three pucks, A, B, and C, are shown sliding across ice at the noted speeds. Air and ice friction forces are negligible. (a) Rank the

Three pucks, A, B, and C, are shown sliding across ice at the noted speeds. Air and ice friction forces are negligible.
(a) Rank the forces needed to keep them moving, from greatest to least.
(b) Rank the forces needed to stop them in the same time interval, from greatest to least.

2 m/s 6 m/s 4 m/s B A

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