A 43 kg girl and an 84 kg sled are on the frictionless ice, Ask an Expert

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A 43 kg girl and an 8.4 kg sled are on the frictionless ice of a frozen lake, 17 m apart but connected by a rope of negligible mass. The girl exerts a horizontal 5.9 N force on the rope.

(a) What is the acceleration of the girl? m/s2

(b) What is the acceleration of the sled? m/s2

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