The transition zone from the upper mantle to the crust is known as the ________ discontinuity.
A) Gutenberg
B) Mohorovičić
C) Asthensosphere
D) Lithosphere

Question

Quizplus · Accepted Answer

The Mohorovičić discontinuity, or "Moho," is the boundary between the Earth's crust and mantle. It represents a significant change in seismic velocity due to the change in rock types from the more dense mantle to the less dense crust. The other choices are not related to this boundary.

The Transition Zone from the Upper Mantle to the Crust