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If the distance (in meters) traveled by a moving object as a function of time (in seconds) is given by... How to solve this? Construction Contractors & Engineering Companies working @ JFK Airport? A person pushes on a 57-kg refrigerator with a horizontal force of -250 N; the minus sign indicates that the force points in the -x? A 1210 kg roller coaster car is moving 7.33 m/s.The break slow it down to 1.88 m/s in a distance of 5.29 m.How much work did the brakes do? Can i get help with this?