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Author Question: A(n) ________ forms when sediments from the ocean floor and pieces of oceanic crust are scraped from ... (Read 64 times)

D2AR0N

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on: Jul 16, 2018
A(n) ________ forms when sediments from the ocean floor and pieces of oceanic crust are scraped from a subducting oceanic plate and adhere to an overriding tectonic plate.
 
  A) accretionary wedge
  B) deep-sea fan
  C) active tectonic margin
  D) submarine canyon

Question 2

What is the source of flood basalts associated with oceanic plateaus?
 
  A) Decompression melting associated with seafloor spreading
  B) Partial melting associated with subduction
  C) Impact heating from a meteorite strike
  D) The melting of the head of a mantle plume


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Expo

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Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: D


D2AR0N

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Reply 2 on: Jul 16, 2018
Gracias!

Dominic

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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