In order to catch a ball, a baseball player moves his or her hand backward in the direction of the ball's motion. doing this reduces the force of impact on the player's hand principally because

What is the role of the ocular lens?

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical

Two cannon balls weighing 18 kg and 24 kg are chained together and fired horizontally with a velocity of 165 m/s from the top of a 21-m wall. the chain breaks during the flight of the cannonballs and the 18-kg cannonball strikes the ground at t = 1.5 s, at a distance of 240 m from the foot of the wall, and 7 m to the right of the line of fire. determine the position of the other cannonball at that instant. neglect the resistance of the air.