a 115 kg football player moves a 135 kg training sled with a constant velocity. the ground has a u= 0.4. determine the amount of traction the football player had.​

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.