Primary waves travel ____ as fast as secondary waves. A) half B) twice C) three times D) at ...

Author Question: Primary waves travel ____ as fast as secondary waves. A) half B) twice C) three times D) at ... (Read 28 times)

bclement10

Hero Member
Posts: 560

on: Aug 22, 2018

Primary waves travel ____ as fast as secondary waves.
A) half
B) twice
C) three times
D) at the same speed

Question 2

What prevents the subduction of terranes?
A) The relative thin layer of crusts
B) The low density
C) The proximity from plate boundaries
D) The compression of continental crusts

macmac

Sr. Member
Posts: 343

Reply #1 on: Aug 22, 2018

Answer to Question 1

B

Answer to Question 2

B

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