Mid Ocean Ridge
Continental Shelf
Rift/ Rift Zone
Continental Slope
Abyssal Plain
Trench
underwater volcanic mountains that divide the ocean floor into 2 parts
the center of the highest part of the mid-ocean ridge; it is a narrow trench
The edge of the continent that is under water; shallow part of the ocean
large area of flat land on the ocean floor
a steep-sided canyon with deep, narrow valleys in the bottom of the ocean.
The steep slope where the continental shelf drops to the bottom of the ocean floor