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Author Question: What approximate weight of air is in a column 1-cm2 in cross section that extends from sea level to ... (Read 62 times)

WWatsford

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on: Jul 29, 2018
What approximate weight of air is in a column 1-cm2 in cross section that extends from sea level to the top of the atmosphere?
 
  A) 0.01 N
  B) 10 N
  C) 100 N
  D) 1000 N

Question 2

About how high can water at sea level be theoretically lifted by a vacuum pump?
 
  A) less than 10.3 m
  B) 10.3 m
  C) more than 10.3 m


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braelync

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

Answer: B

Answer to Question 2

Answer: B


WWatsford

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Reply 2 on: Jul 29, 2018
Wow, this really help

smrtceo

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Reply 3 on: Yesterday
Gracias!

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