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Question 6 6. The asthenosphere is known from O (A) a low velocity zone in the upper mantle O (B) a high velocity zone in the upper mantle O (C) deep mantle rocks exhumed at mid ocean ridges (D) Pratts law estion 7 7. The Moho and the base of the lithosphere are the same O (A) true O (B) false Question 8 8. The low seismic velocity zone is caused by O a change in rigidity of the mantle in the asthenosphere O a change in mantle density associated with phase transformation O the transition from the crust o the mantle O all of the above

Question 6 6. The asthenosphere is known from O (A) a low velocity zone in the upper mantle O (B) a high velocity zone in the upper mantle O (C) deep mantle rocks exhumed at mid ocean ridges (D) Pratts law estion 7 7. The Moho and the base of the lithosphere are the same O (A) true O (B) false Question 8 8. The low seismic velocity zone is caused by O a change in rigidity of the mantle in the asthenosphere O a change in mantle density associated with phase transformation O the transition from the crust o the mantle O all of the above

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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Question 6 6. The asthenosphere is known from O (A) a low velocity zone in the upper mantle O (B) a high velocity zone in the upper mantle O (C) deep mantle rocks exhumed at mid ocean ridges (D) Pratts law estion 7 7. The Moho and the base of the lithosphere are the same O (A) true O (B) false Question 8 8. The low seismic velocity zone is caused by O a change in rigidity of the mantle in the asthenosphere O a change in mantle density associated with phase transformation O the transition from the crust o the mantle O all of the above
Transcribed Image Text:Question 6 6. The asthenosphere is known from O (A) a low velocity zone in the upper mantle O (B) a high velocity zone in the upper mantle O (C) deep mantle rocks exhumed at mid ocean ridges (D) Pratts law estion 7 7. The Moho and the base of the lithosphere are the same O (A) true O (B) false Question 8 8. The low seismic velocity zone is caused by O a change in rigidity of the mantle in the asthenosphere O a change in mantle density associated with phase transformation O the transition from the crust o the mantle O all of the above
the deepest earthquakes occur? in the aestheonosphere in the outer core in subducting plates O in the roots of large mountains Question 8 Earthquake intensity is measured on what scale mercali scale moment scale logarithmic scale Richter scale Question 9 The severity of shaking during an earthquake depends upon all of the following except magnitude of the earthquake distance from the focus time of year of the earthquake nature of the substrate
Transcribed Image Text:the deepest earthquakes occur? in the aestheonosphere in the outer core in subducting plates O in the roots of large mountains Question 8 Earthquake intensity is measured on what scale mercali scale moment scale logarithmic scale Richter scale Question 9 The severity of shaking during an earthquake depends upon all of the following except magnitude of the earthquake distance from the focus time of year of the earthquake nature of the substrate
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