Geography · Interior Structure of the Earth
Which of the following statements correctly identifies a seismic discontinuity layer inside the Earth?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The boundary between the lower mantle and the outer core is called the Gutenberg Discontinuity.✓
- 2The boundary between the outer core and the inner core is called the Repetti Discontinuity.
- 3The boundary between the upper mantle and the lower mantle is called the Mohorovicic Discontinuity.
- 4The boundary between the upper crust and the lower crust is called the Gutenberg Discontinuity.
Correct answer
The boundary between the lower mantle and the outer core is called the Gutenberg Discontinuity.
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