A football coach paces back and forth along the sidelines during a close rivalry game. The diagram below shows several of the coachs positions and various times. At each tomorrow to position the coast make a U-turn and moves in the opposite direction in other words the coach move some point a to B to C to D

The slope of a velocity time graph over any interval of time gives the during that interval

Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.

Aa a of 22 m/s at an of 36.9 .be . a. b. c. (3)x y of? (3)go? (4) () it to to ?