Graded bedding forms when ____.
A)erosion degrades a portion of the sea bottom
B)sediment is deposited on a steep slope
C)turbidity currents deposit coarse and then fine sediments
D)cross-bedding erodes and re-lithifies
E)gentle wave motion moves particles toward the shoreline

Question

Quizplus · Accepted Answer

Graded bedding is formed when turbidity currents deposit sediment in layers, with the coarsest sediment settling out first and the finest sediment settling out last. This results in a vertical sequence of layers with progressively smaller particles, creating a graded appearance.

Graded Bedding Forms When ____