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Author Question: Mafic magma is generated beneath spreading ridges, and intermediate or felsic magma forms where an ... (Read 160 times)

Evvie72

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on: Jul 13, 2018
Mafic magma is generated beneath spreading ridges, and intermediate or felsic magma forms where an oceanic plate is subducted beneath another plate. Therefore, we can conclude that most volcanism takes place at or near ___________________ _ and ___________________ _ plate boundaries.
 Fill in the blank(s) with correct word

Question 2

The basal beds of the Kaskaskia Sequence are ____.
 A)basalts
 B)halite evaporite beds
 C)barrier reefs
 D)shales
 E)well-sorted quartz sandstones


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Missbam101

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Reply #1 on: Jul 13, 2018
Answer to Question 1

divergent, convergentconvergen t, divergent

Answer to Question 2

E


Evvie72

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Reply 2 on: Jul 13, 2018
Thanks for the timely response, appreciate it

atrochim

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Reply 3 on: Yesterday
Excellent

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