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Author Question: Two tennis balls fall through the air from a tall building. One of them is filled with lead pellets. ... (Read 129 times)

corkyiscool3328

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on: Jul 29, 2018
Two tennis balls fall through the air from a tall building. One of them is filled with lead pellets. The ball to reach the ground first is the
 
  A) regular ball.
  B) lead-filled ball.
  C) same for both

Question 2

A ball thrown straight upward takes 10 seconds for its up-and-down round trip. Because of air resistance, the time taken for the ball just to go up is
 
  A) less than 5 s.
  B) 5 s.
  C) more than 5 s.


jharrington11

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

Answer: B

Answer to Question 2

Answer: A


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corkyiscool3328

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Reply #2 on: Jul 29, 2018
Thank you!


jharrington11

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Reply #3 on: Jul 29, 2018
Always glad to help...


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