Relative to the ocean floors, the continents are
A) much younger.
B) about the same age.
C) much older.
D) Any of these choices could be correct, depending on the ocean and continent.

Question

Quizplus · Accepted Answer

The continents are much older than the ocean floors. The ocean floors are constantly being created and destroyed through the process of seafloor spreading and subduction, while the continents are made up of much older rock that has undergone multiple cycles of erosion and mountain building. Therefore, the continents have had more time to accumulate and preserve rocks that are billions of years old, while the oldest ocean crust is only about 200 million years old.

Relative to the Ocean Floors, the Continents Are