Sea Floor Features

2. volcanic peaks that dot the ocean floor are called?
5. what are long and narrow creases in the ocean floor in deep parts of the ocean?
8. what lies between the continental margin and mid-ocean ridge?
9. a down slope movement of dense, sediment-laden water created when sand and mud on the continental shelf and slope are dislodged and thrown into suspension is called what?
12. what is near the center of most ocean basins?

1. the gently sloping surface at the base of the continental slope is called what?
3. a canyon carved into the outer continental shelf, slope, and rise by turbidity currents is what type of canyon?
4. what is gently sloping from the shoreline?
6. the ocean floor region starts at what margin?
7. what occurs at divergent plate boundaries where two lithospheric plates are moving apart?
10. steep gradient that leads to the deep-ocean floor and marks the seaward edge of the continental shelf is called?
11. deep,extremely flat features are called?