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Author Question: On a planetary scale, the ocean comprises about ____ of Earth's mass. A) 71 B) 20 C) 8 D) ... (Read 46 times)

saliriagwu

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on: Aug 22, 2018
On a planetary scale, the ocean comprises about ____ of Earth's mass.
 A) 71
  B) 20
  C) 8
  D) 0.02

Question 2

Approximately how much of the world's estimated oil and gas reserves can be found within the sediments of the continental margins?
 A) One-third
  B) One-half
  C) Two-thirds
  D) Three-quarters


al

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Reply #1 on: Aug 22, 2018
Answer to Question 1

D

Answer to Question 2

C


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