Question

1. The process occurring in the mantle that is thought to be the force behind plate

tectonics is an example of a(n)
a. Plate Boundary
b. Divergent Boundary
c. Normal Fault
d. Convection Current

Answer 1

D

Step-by-step explanation:

The heating, rising, cooling, and sinking cycles are called convection currents. 2. A version of this same process, occurring in the mantle, is thought to be the force behind plate tectonics. ... Scientists suggest that differences in density cause the hot, plastic-like rock to be forced upward toward the surface.