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Author Question: When a ball falls downward, it may have a net force A) equal to its weight. B) of zero. C) ... (Read 46 times)

melly21297

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on: Jul 29, 2018
When a ball falls downward, it may have a net force
 
  A) equal to its weight.
  B) of zero.
  C) equal to its weight minus air drag.
  D) any of the above
  E) none of the above

Question 2

When a tennis racquet hits a ball,
 
  A) the racquet loses as much speed as the ball gains.
  B) the ball is set in motion with the same speed of the racquet upon contact.
  C) the ball hits the racquet.
  D) all of the above


Cnarkel

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

Answer: D

Answer to Question 2

Answer: C


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