an abyss
Deep ocean trenches are deep slits in the middle of the ocean. The pressure inside these trenches is unbearable. long, curved valleys along the edges of the ocean basin
what happens is the ocean floor does not just keep spreading.instead, it sinks beneath deep underwater canyons called deep- ocean trenches
In the ocean floor.
ocean volcanos Sometimes they're called trenches. The Marianas Trench in the Pacific is the deepest point in all the world's oceans.
probably..
Deep Trench in the ocean floor. It can sometimes be mistaken for a mid-ocean ridge.
the continental Margin, Ocean Basin Floor and Mid-Ocean ridge :D
It is the Abyssal plain.
deep ocean trench
deep-ocean trench
deep-ocean trench
At deep-ocean trenches, subduction allows part of the ocean floor to sink back into the mantle. The ocean floor does not just keep spreading. Instead, it sinks beneath deep underwater canyons called deep-ocean trenches. Where there are trenches, subduction takes place.