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Author Question: Is the sports wave that crowds perform at sports arenas really a wave as physicists define the term? ... (Read 140 times)

brutforce

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on: Jul 29, 2018
Is the sports wave that crowds perform at sports arenas really a wave as physicists define the term?
 
  A) Yes, because a disturbance does move from one point to another without a corresponding transfer of matter, and this is what we mean by a wave in physics.
  B) Yes, because energy does move through the crowd from one point to another, and this is what we mean by a wave in physics.
  C) No, because there is no real physical connection between the different parts of the medium.
  D) No, because spectators have free will--that is, they are not really forced to stand up and participate.
  E) No, for both the reasons stated in answers C and D.

Question 2

When you ride your scooter you have momentum. When you ride twice as fast you have
 
  A) almost twice the momentum.
  B) twice the momentum.
  C) four times the momentum.
  D) none of the above


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Rilsmarie951

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

A

Answer to Question 2

Answer: B


brutforce

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


Rilsmarie951

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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