Summed over the entire surface of Earth,the rate of spreading at divergent boundaries is ________ lithospheric consumption at subduction zones.
A)faster than
B)slower than
C)equal to
D)This cannot yet be measured by geologists.

Question

Quizplus · Accepted Answer

The rate of spreading at divergent boundaries is equal to lithospheric consumption at subduction zones to maintain a balance in the Earth's crust, as new crust is created at divergent boundaries and consumed at subduction zones.

Summed Over the Entire Surface of Earth,the Rate of Spreading