create wave models to represent physical observations of patterns of sound. draw three illustrations 1) tires squealing-a loud and high pitched sound, 2) thunder-a loud and low pitched sound, and 3) mosquito buzz-a quiet but high pitched sound

Abatter hits a 0.140-kg baseball that was approaching him at 30 m/s and, as a result, the ball leaves the bat at 40 m/s in the reverse of its original direction. the ball remains in contact with the bat for 2.0 ms. what is the magnitude of the average force exerted by the bat on the ball?