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Author Question: A very light ping-pong ball moving east at a speed of 4 m/s collides with a very heavy stationary ... (Read 119 times)

Alygatorr01285

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on: Jul 29, 2018
A very light ping-pong ball moving east at a speed of 4 m/s collides with a very heavy stationary bowling ball. The Ping-Pong ball bounces back to the west, and the bowling ball moves very slowly to the east.
 
  Which object experiences the greater magnitude impulse during the collision?
  A) the Ping-Pong ball
  B) Neither; both experienced the same magnitude impulse.
  C) the bowling ball
  D) It is impossible to tell since the actual mass values are not given.
  E) It is impossible to tell since the velocities after the collision are unknown.

Question 2

The United States today gets nearly all of its energy from three energy resources. Which one of the following is not one of these three?
 
  A) natural gas B) coal
  C) oil--i.e., petroleum D) nuclear


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reelove4eva

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Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

D


Alygatorr01285

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Reply 2 on: Jul 29, 2018
Excellent

emsimon14

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Reply 3 on: Yesterday
Gracias!

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