With increasing distance from a mid-ocean ridge,the age of oceanic crust
A) increases.
B) decreases.
C) stays constant.
D) varies randomly.

Question

Quizplus · Accepted Answer

As new crust is formed at a mid-ocean ridge, older crust is pushed away from the ridge and moves further away from the source of new magma. Therefore, the age of oceanic crust increases with increasing distance from a mid-ocean ridge. This is known as the "age-depth relationship."

With Increasing Distance from a Mid-Ocean Ridge,the Age of Oceanic