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Author Question: Oxygen isotope analysis measures the: A) total oxygen present. B) rate of oxygen depletion. C) ... (Read 176 times)

V@ndy87

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on: Jul 14, 2018
Oxygen isotope analysis measures the:
 
  A) total oxygen present.
  B) rate of oxygen depletion.
  C) amount of radioactivity due to oxygen.
  D) proportions of 2 different types of oxygen atoms.
  E) oxygen content of sediment.

Question 2

The spreading or dilution of pollutants into the atmosphere is best when winds are:
 
  A) less than 10 km/hr.
  B) neutral.
  C) steady.
  D) strong and turbulent.
  E) calm.


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peter

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Reply #1 on: Jul 14, 2018
Answer to Question 1

D

Answer to Question 2

D


V@ndy87

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Reply 2 on: Jul 14, 2018
Thanks for the timely response, appreciate it

helenmarkerine

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Reply 3 on: Yesterday
Excellent

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