2. A 120 g softball is thrown toward home plate with a speed of 28 m/s. The batter hits the ball directly back at the pitcher with a speed of 45. m/s. a. Sketch the motion of the softball. b. What is the change in momentum of the ball? If the bat is in contact with the ball for 5.0 x 10-3 s, what is the average force exerted on the ball during the collision?

Glencoe Physics: Principles and Problems, Student Edition
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Chapter9: Momentum And Its Conservation
Section: Chapter Questions
Problem 93A
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2. A 120 g softball is thrown toward home plate with a speed of 28 m/s. The batter hits the ball
directly back at the pitcher with a speed of 45. m/s.
a.
Sketch the motion of the softball.
b. What is the change in momentum of the ball?
c. If the bat is in contact with the ball for 5.0 x 10-3
during the collision?
s, what is the average force exerted on the ball
d. How does the force of the bat on the ball compare to the force the ball exerts on the bat? Explain.
Transcribed Image Text:2. A 120 g softball is thrown toward home plate with a speed of 28 m/s. The batter hits the ball directly back at the pitcher with a speed of 45. m/s. a. Sketch the motion of the softball. b. What is the change in momentum of the ball? c. If the bat is in contact with the ball for 5.0 x 10-3 during the collision? s, what is the average force exerted on the ball d. How does the force of the bat on the ball compare to the force the ball exerts on the bat? Explain.
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