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Author Question: - and S-wave shadow zones begin at locations that are 98 degrees around the globe in all directions ... (Read 117 times)

jman1234

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on: Jul 16, 2018
- and S-wave shadow zones begin at locations that are 98 degrees around the globe in all directions from an epicenter which corresponds to a depth near the boundary between
 
  A) mantle and crust.
  B) mantle and core.
  C) core and crust.
  D) oceanic crust and continental crust.

Question 2

A change in direction of a body wave when it crosses a boundary between layers with different physical properties is called seismic
 
  A) absorption.
  B) reflection.
  C) refraction.
  D) velocity.


enass

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

Answer: B

Answer to Question 2

Answer: C


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