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Author Question: The air that we breathe is composed of approximately ________ oxygen by volume. Fill in the ... (Read 62 times)

iveyjurea

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on: Aug 27, 2018
The air that we breathe is composed of approximately ________ oxygen by volume.
 
  Fill in the blank(s) with correct word

Question 2

Which of the following statements is NOT true?
 
  A) The temperature of the mesosphere falls as you get farther from the earth's surface.
  B) The temperature of the stratosphere falls as you get farther from the earth's surface.
  C) The temperature of the stratosphere rises as you get farther from the earth's surface.
  D) The temperature of the troposphere falls as you get farther from the earth's surface.


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Tonyam972

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Reply #1 on: Aug 27, 2018
Answer to Question 1

21

Answer to Question 2

B


iveyjurea

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Reply 2 on: Aug 27, 2018
Gracias!

daiying98

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Reply 3 on: Yesterday
Excellent

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