5. An object is launched at an angle. How does the final velocity compare to the initial velocity if it lands at the same horizontal level? A. Opposite B. Unable to determine C. Equal and Opposite D. Equal 6.In certain martial arts, people practice breaking a piece of wood with the side of their bare hand. Use your understanding of impulse to explain how this can be done without injury to the hand. A. Given the same change in momentum, when the time interval is smaller the impact force is bigger. B. Given the same change in momentum, when the time interval is bigger the impact force is bigger. C. Given the same change in momentum, when the time interval is smaller the impact force is smaller. D. Given the same change in momentum, when the time interval is bigger the impact force

Glencoe Physics: Principles and Problems, Student Edition
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Chapter9: Momentum And Its Conservation
Section: Chapter Questions
Problem 69A
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Please answer them with the letter ONLY, you don't need to show me a solution just give me the answer for each number.

5. An object is launched at an angle. How does the final velocity compare to the initial
velocity if it lands at the same horizontal level?
A. Opposite
B. Unable to determine
C. Equal and Opposite
D. Equal
6.In certain martial arts, people practice breaking a piece of wood with the side of their bare
hand. Use your understanding of impulse to explain how this can be done without injury to
the hand.
A. Given the same change in momentum, when the time interval is smaller the impact force
is bigger.
B. Given the same change in momentum, when the time interval is bigger the impact force
is bigger.
C. Given the same change in momentum, when the time interval is smaller the impact force
is smaller.
D. Given the same change in momentum, when the time interval is bigger the impact force
is smaller.
Transcribed Image Text:5. An object is launched at an angle. How does the final velocity compare to the initial velocity if it lands at the same horizontal level? A. Opposite B. Unable to determine C. Equal and Opposite D. Equal 6.In certain martial arts, people practice breaking a piece of wood with the side of their bare hand. Use your understanding of impulse to explain how this can be done without injury to the hand. A. Given the same change in momentum, when the time interval is smaller the impact force is bigger. B. Given the same change in momentum, when the time interval is bigger the impact force is bigger. C. Given the same change in momentum, when the time interval is smaller the impact force is smaller. D. Given the same change in momentum, when the time interval is bigger the impact force is smaller.
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