Author Question: The lithosphere is made up of the ____. A)the crust and upper mantle B)the crust and outer core ... (Read 123 times)

neverstopbelieb · **on:** Jul 13, 2018

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?

marict · **Reply #1 on:** Jul 13, 2018

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.