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Author Question: The lithosphere is made up of the ____. A)the crust and upper mantle B)the crust and outer core ... (Read 124 times)

neverstopbelieb

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The lithosphere is made up of the ____.
 A)the crust and upper mantle
 B)the crust and outer core
 C)the crust and the inner core
 D)upper mantle and outer core
 E)upper mantle and inner core

Question 2

What are the Columbia River basalts and what is their origin?



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marict

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Answer to Question 1

A

Answer to Question 2

The Columbia River basalts are vast areas of lava flows that issued from fissures rather than central vent volcanoes. Volcanic cones did not develop because the lava was too fluid.




neverstopbelieb

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Reply 2 on: Jul 13, 2018
:D TYSM


scottmt

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

 

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