d. You are carrying your backpack to class. The backpack is in equilibrium. Draw a diagram for only the VERTICAL forces. 11 9 Tengron e. A skydiver is descending with a nonconstant velocity. Consider air resistance. weight D f. A force is applied at a 30 degree angle above the horizontal to the right to drag a sled horizontally across loosely packed snow with a rightward acceleration. g. A football is moving upwards towards its peak after having been kicked by the punter (the ball has left the foot). Draw the forces acting upon the football as it rises upward. Do not ignore the air.