Quiz – Finding the Resulting Velocity When Crossing a River Physics 12Quizzes based on the BC Physics 12 curriculum. Finding the Resulting Velocity When Crossing a River 1 / 1 A hiker travelling South comes to a river that flows West. The hiker swims straight South across the river. If they swim at a rate of 0.60 m/s and the river has a speed of 0.35 m/s, what is their resulting velocity? Answer in the form '3.2 m/s [28 N of W]'. Check Quiz(PDF) Questions(PDF) Your score is 0% Try new quiz By Wordpress Quiz plugin