The figure below shows the unusual path of a confused footba…

The figure below shows the unusual path of a confused football player. After receiving a kickoff at his own goal, he runs downfield to within inches of a touchdown, then reverses direction and races back until he’s tackled at the exact location where he first caught the ball. During this run, what is each of the following? (a) the total distance he travels yards(b) his displacement yards(c) his average velocity in the x direction  yd/s

The graph below shows position versus time for a tennis play…

The graph below shows position versus time for a tennis player moving along a straight-line path. What is the tennis player’s average velocity (in m/s) over the following time intervals? (Indicate the direction with the signs of your answers.) (a)  0 to 1.00 s  m/s   (b) 0 to 4.00 s m/s   (c) 1.00 s to 5.00 s m/s (d) 0 to 5.00 s m/s