The origin of submarine canyons is not well understood, but is most likely to be ____.
A)erosional, caused by a combination of stream erosion and turbidity currents
B)tectonic, representing down-folds of rock within the continental shelf
C)organic, resulting from the activities of burrowing organisms
D)glacial, through the process of depositing rock debris on the shelf

Question

Quizplus · Accepted Answer

There is evidence to suggest that submarine canyons are formed by a combination of stream erosion and turbidity currents. Sediment-laden water flows down the continental slope and creates channels, which are then deepened and widened by the force of the currents.

The Origin of Submarine Canyons Is Not Well Understood, but Is