An outfielder throws a baseball with an initial speed of 81.8mi/h. Just before an infielder catches the ball at the same level, the ball’s speed is 110 ft/s. In foot-pounds, by how much is the mechanical energy of the ball– Earth system reduced because of air drag? (The weight of a baseball is 9.0 oz.)

-20.158ft-lb

Explanation:

Check the attached files for the explanation.

explanation:

newton's third law, for every action there is an equal and opposite reaction.

the first american roller coaster was the mauch chunk switchback railway, built in the mountains of pennsylvania in the mid-1800s. the track, originally built to send coal to a railway, was reconfigured as a "scenic tour."