Assam Higher Secondary Geology Practice Questions - Assam State School Education Board (ASSEB AHSEC) Higher Secondary Class 11-12 Geology Examination Exam

Why does a prominent Secondary (S) wave shadow zone exist between 103° and 180° from an earthquake epicenter?

S-waves cannot propagate through the liquid outer core S-waves are completely reflected at the Moho discontinuity S-waves are converted into light waves at the core-mantle boundary S-waves travel only through atmospheric gases

Correct Answer:

S-waves cannot propagate through the liquid outer core

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