Unit A Module 1, Lesson 2: The Language of Motion Displacement, Velocity, and Acceleration Lesson 2 of this assignment is worth 20 marks. The value of each question is noted in the left margin in parentheses. 8. A ball is moved from the initial to the final positions below. Calculate the displacement (magnitude and direction) of the ball. Express your direction in polar positive notation and show all work. Initial position: (xi, yj) = (+1.30, 20.0)m Final position: (xf,yf) = (10.0, 15.0)m