A canoeist is trying to paddle upstream in a river that has a velocity of 6.1 m/s. If he can paddle his canoe at a velocity of 6.2 m/s will he make any headway? What will his velocity relative to the shore be?

In the sport of parasailing, a person is attached to a rope being pulled by a boat while hanging from a parachute-like sail. a rider is towed at a constant speed by a rope that is at an angle of 15 ∘ from horizontal. the tension in the rope is 1900 n. the force of the sail on the rider is 30∘ from horizontal. what is the weight of the rider? express your answer with the appropriate units.

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration

Using the free-body diagram, calculate the net force acting on the sled. is the sled in a state of dynamic equilibrium?