Baylor College Medical School
Earth Science
What are abyssal plains? What is underneath the plains, and how do they form?
What are abyssal plains? What is underneath the plains, and how do they form?
The first part of your question was already answered. As for the second part, there are layers of sediment under the Abyssal Plains. The sediments are carried there by turbidity currents or deposited as a result of suspended sediments settling.