Globally, the rate of seafloor spreading takes place at the same rate as
A)ocean subsidence.
B)transgression.
C)subduction.
D)erosion of the seafloor.

Question

Quizplus · Accepted Answer

Seafloor spreading occurs at mid-ocean ridges where new oceanic crust is formed and pushes older crust away. This process is balanced by subduction, where oceanic crust is consumed at convergent boundaries, maintaining a relatively constant size of the Earth's surface.

Globally, the Rate of Seafloor Spreading Takes Place at the Same