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Author Question: The explanation for all types of refraction involves a change in A) frequency. B) period. C) ... (Read 67 times)

plus1

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on: Jul 29, 2018
The explanation for all types of refraction involves a change in
 
  A) frequency.
  B) period.
  C) speed.
  D) all of the above
  E) none of the above

Question 2

In the fission reaction 235U + 1n  141Ba + 92Kr + x 1n, what is the number x of neutrons produced?
 
  A) 0
  B) 1
  C) 2
  D) 3
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upturnedfurball

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

Answer: C

Answer to Question 2

D


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plus1

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


upturnedfurball

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


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