Ocean Floor Features Flashcards
0
Q
Large pile of sediment at the bottom of the continental slope
A
Continental rise
1
Q
Broad flat area of the ocean floor
A
Abyssal plain
2
Q
Gently sloping extension of the continent from the shoreline to the continental slope
A
Continental shelf
3
Q
Steep drop-off between the continental shelf and the ocean floor
A
Continental slope
4
Q
Flat-topped seamount
A
Guyot
5
Q
Long, narrow underwater mountain chain where tectonic plates are moving apart
A
Mid-Ocean Ridge
6
Q
Middle of the mid-ocean ridge
A
Rift valley
7
Q
Underwater volcano
A
Seamount
8
Q
Very deep crack in the ocean floor where one plate is a shoved under another
A
Trench
