(Answered) A 2-kg sled sliding freely in the positive direction on an

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A 2-kg sled sliding freely in the positive direction on an icy surface experiences a 4-N frictional force exerted by the ice and an air-resistive force of 0.6 N. Round the final answers to one decimal place.

a. What is the net force acting on the sled?

b. What is the acceleration of the sled?

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