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A box is at rest on the ground. An unbalanced force acts on the box and causes it to start moving. The box moves 10 meters in 2 seconds and then stops. Why did the box stop moving? What is the box's average speed?

A box is at rest on the ground An unbalanced force acts on the box and causes it to start moving The box moves 10 meters in 2 seconds and then stops Why did the class=