An object of mass 1.6kg experiences a force that varies with position as shown in the graph. At x = Om, the object has a velocity of 2.2m/s a) Between approximately which positions is object speeding up? b) Between approximately which positions is the object slowing down? What is the kinetic energy of the object at x = 4.0m? d) What is the velocity of the object at x = 4.0m? Force (N) 607 40- 20- 0 -20- -40- 2 3 4 5 Position (m)