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Author Question: When you blow some air above a paper strip, the paper rises. This is because A) the air above ... (Read 116 times)

mmm

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on: Jul 29, 2018
When you blow some air above a paper strip, the paper rises. This is because
 
  A)
 
  the air above the paper moves faster and the pressure is higher.
  B)
 
  the air above the paper moves faster and the pressure is lower.
  C)
 
  the air above the paper moves faster and the pressure remains constant.
  D)
 
  the air above the paper moves slower and the pressure is higher.
  E)
 
  the air above the paper moves slower and the pressure is lower.

Question 2

A vibrating diatomic molecule in its ground state has energy E. What is the energy of the same molecule in its second EXCITED state?
 
  A) 2E B) 3E C) 9E D) E E) 5E


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l.stuut

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

B

Answer to Question 2

E


mmm

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Reply 2 on: Jul 29, 2018
Excellent

Joy Chen

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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