continental margin
deep-ocean basin
abyssal plain
seamont ?
Name five basic climate regions
The plain on the ocean floor just south of Australia is called the Southeast Indian Ocean Basin.
Sea floor spreading
Wreck debris or a debris field
Challenger Deep.
The Marianas trench .
Sea floor spreading
The Marianas trench .
Glomar challenger
The ocean floor is irregular as to the land we can see. It has mountains and ridges and plains and valleys and volcanoes. It even has underwater earthquakes, and just about every other land feature you could name.