If seafloor spreading creates new lithosphere,does the size of Earth change?
A)Yes,Earth is getting larger.
B)No,the extra crust is crumpled up to form mountains.
C)No,older crust is recycled back into the asthenosphere.
D)Yes,the Earth is shrinking because it is cooling.

Question

Quizplus · Accepted Answer

Seafloor spreading does create new lithosphere, but the Earth does not change in size because the process is balanced by subduction, where older crust is recycled back into the mantle at convergent boundaries.

If Seafloor Spreading Creates New Lithosphere,does the Size of Earth