+ ... Projectile Motion Problems These are some problems we will cover in class. 1.) A movie stunt driver on a motorcycle speeds horizontally off a 50 m high cliff. How fast must the motorcyclist leave the cliff top if it is to land on level ground 90 m from the base of the cliff where the cameras are? 2.) A football is kicked at an angle do = 370 with a velocity of 20 -. Calculate the following. a.) The maximum height. b.) The time of travel. c.) The range of the football d.) The velocity vector when it hits the ground. 3.) A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge 200 m below. If the plane is traveling horizontally with a speed of 69 m/s, how far in advance must the plane drop the supplies