According to auto week magazine, a chevrolet blazer traveling at 60 mph (97 km/h) can stop in 8 m on a level road. determine the coefficient of friction between the tires and the road. do you think this is coefficient of kinetic or static friction? explain.

Complete these sentences. if a roller coaster train has a potential energy of 1,500 j and a kinetic energy of 500 j as it starts to travel downhill, its total energy isj. once the roller coaster train gets closer to the bottom of the hill, its kinetic energy increases to 1,100 j, and its potential energy decreases to j. when the train reaches the bottom of the track and is traveling along the ground, its kinetic energy isj.