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Author Question: Demand for which of the following resources has skyrocketed in recent years? A) Gas hydrates B) ... (Read 23 times)

CQXA

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on: Aug 22, 2018
Demand for which of the following resources has skyrocketed in recent years?
 
  A) Gas hydrates
  B) Manganese nodules and crusts
  C) Phosphorite
  D) Rare-earth elements
  E) Sand and gravel

Question 2

Which part of Earth's cumulative hypsographic curve includes the continental shelves of passive margins?
 
  A) The gentle slope above sea level
  B) The long and flat part below sea level
  C) The shallowest slope below sea level
  D) The steep deepest part below sea level
  E) The steep segment above sea level


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anyusername12131

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

D

Answer to Question 2

C


CQXA

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Reply 2 on: Aug 22, 2018
Gracias!

xiaomengxian

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Reply 3 on: Yesterday
Excellent

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