In the nomenclature of J. Tuzo Wilson, a very long- lived magma source rising from deep in the mantle is called a(n) __________.
A) melt welt
B) old flame
C) hot spot
D) basalt fount

Question

Quizplus · Accepted Answer

Hot spots are regions in the mantle from which heat rises as a thermal plume from deep within the Earth. This heat can cause melting and magma generation, leading to volcanic activity on the surface. J. Tuzo Wilson was instrumental in developing the concept of hot spots to explain volcanic activity that is not associated with plate boundaries.

In the Nomenclature of J