The oldest continental rocks are __________ than the oldest oceanic rocks.
A)much older
B)slightly older
C)slightly younger
D)much younger

Question

Quizplus · Accepted Answer

The oldest continental rocks are much older than the oldest oceanic rocks because continental crust is generally older and more stable, with some rocks dating back over 4 billion years, whereas the oceanic crust is continuously recycled through plate tectonics and is typically less than 200 million years old.

The Oldest Continental Rocks Are __________ Than the Oldest Oceanic