Which of the following is the most appropriate unit to describe the time you can drive a car based on the amount of gas?

minutes per gallon, because the independent quantity is the gallons

minutes per gallon, because the independent quantity is the minutes

gallons per minute, because the independent quantity is the gallons

gallons per minute, because the independent quantity is the minutes

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.