1. The final momentum of a moving soccer ball is increased if the A. force acting on it is increased C. velocity is increased 2. Which has a greater momentum, a large car moving at 30.0 m/s or a small car moving at 30.0 m/s? A. the large car C. Both cars 3. A hammer falling at the rate of 3.00 m/s from the top of a tower accidentally hits the head of a man B. time of contact is increased D. impulse is decreased B. the small car D. None of the above who is passing by. How could the impact force experienced by the man be reduced? B. decrease the man's mass D. increase the impact time A. decrease the man's velocity C. decrease the impact time

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Chapter9: Momentum And Its Conservation
Section: Chapter Questions
Problem 50A
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I.
Multiple Choice. Read carefully and analyze the each of the following statements then choose the
best answer from the selection. Write the letter of your choice before the Item No.
_1. The final momentum of a moving soccer ball is increased if the
A. force acting on it is increased
C. velocity is increased
. 2. Which has a greater momentum, a large car moving at 30.0 m/s or a small car moving at 30.0 m/s?
A. the large car
C. Both cars
3. A hammer falling at the rate of 3.00 m/s from the top of a tower accidentally hits the head of a man
B. time of contact is increased
D. impulse is decreased
B. the small car
D. None of the above
who is passing by. How could the impact force experienced by the man be reduced?
A. decrease the man's velocity
C. decrease the impact time
4. A boy, whose mass is 50.0 kg, is running very fast at the rate of 5.00 m/s when he jumps onto a
stationary cart with a mass of 3.00 kg. Assuming that the boy and the cart move together, what is their
common velocity?
A. 3.75 m/s
- 45. A tennis ball is dropped from a height of 3.50 m onto the floor. If the coefficient of restitution
between floor and ball is 0.85, how high will the ball bounce?
B. decrease the man's mass
D. increase the impact time
B. 4.72 m/s
C. 5.90 m/s
D. 7.35 m/s
A. 1.46 m
B. 2.00 m
C. 2.53 m
D. 3.25 m
Transcribed Image Text:I. Multiple Choice. Read carefully and analyze the each of the following statements then choose the best answer from the selection. Write the letter of your choice before the Item No. _1. The final momentum of a moving soccer ball is increased if the A. force acting on it is increased C. velocity is increased . 2. Which has a greater momentum, a large car moving at 30.0 m/s or a small car moving at 30.0 m/s? A. the large car C. Both cars 3. A hammer falling at the rate of 3.00 m/s from the top of a tower accidentally hits the head of a man B. time of contact is increased D. impulse is decreased B. the small car D. None of the above who is passing by. How could the impact force experienced by the man be reduced? A. decrease the man's velocity C. decrease the impact time 4. A boy, whose mass is 50.0 kg, is running very fast at the rate of 5.00 m/s when he jumps onto a stationary cart with a mass of 3.00 kg. Assuming that the boy and the cart move together, what is their common velocity? A. 3.75 m/s - 45. A tennis ball is dropped from a height of 3.50 m onto the floor. If the coefficient of restitution between floor and ball is 0.85, how high will the ball bounce? B. decrease the man's mass D. increase the impact time B. 4.72 m/s C. 5.90 m/s D. 7.35 m/s A. 1.46 m B. 2.00 m C. 2.53 m D. 3.25 m
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