The Earth's youngest rocks are found:
A) in the deepest part of the flat ocean bottom.
B) at the mid-ocean ridges.
C) at the cores of the continents.
D) in trenches.

Question

Quizplus · Accepted Answer

The youngest rocks on Earth are found at the mid-ocean ridges. These are divergent boundaries where new oceanic crust is formed as magma rises up and solidifies. The older rocks move away from the ridges as new material is added, so the youngest rocks are found at the ridge centers.

The Earth's Youngest Rocks Are Found