Geography · Geomorphology

The core-mantle boundary (Gutenberg discontinuity) inside the Earth is marked by an abrupt ________ in the velocity of seismic P-waves.

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Disappearance
2Appearance
3Decrease✓
4Increase

Correct answer

Decrease

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The core-mantle boundary (Gutenberg discontinuity) inside the Earth is marked by an abrupt ________ in the velocity of seismic P-waves.

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The core-mantle boundary (Gutenberg discontinuity) inside the Earth is marked by an abrupt ________ in the velocity of seismic P-waves.

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