What does carbon dioxide break down into once it is in the ocean? ...

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What does carbon dioxide break down into once it is in the ocean?
 A) Carbonic acid
  B) Bicarbonate
  C) Carbonate
  D) All of these choices

Question 2

Some plateaus, ocean ridges, ancient island arcs, and parts of continental crust are too buoyant to be subducted. These are, instead, squeezed and sheared onto the face of a continent, forming ____.
 A) Wadati-Benioff zones
  B) terranes
  C) rift valleys
  D) sea mounts

[brittrenee]

Answer to Question 1

D

Answer to Question 2

B

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