Author Question: About 10,000 kilometers above the surface is the upper limit of the ________. A) atmosphere B) ... (Read 93 times)

drink

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About 10,000 kilometers above the surface is the upper limit of the ________.
 
  A) atmosphere
  B) homosphere
  C) troposphere
  D) thermosphere
  E) ionosphere

Question 2

The approximate boundary of the atmosphere extends outward at least ________ kilometers above the surface.
 
  A) 1,000
  B) 2,500
  C) 5,000
  D) 6,000
  E) 10,000


yasmina

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Answer to Question 1

Answer: A

Answer to Question 2

Answer: E



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