In order of decreasing size (largest listed first), sedimentary grain sizes include __.
A) clay, sand, silt, and gravel
B) gravel, sand, clay, and silt
C) sand, gravel, silt, and clay
D) gravel, sand, silt, and clay
E) gravel, silt, sand, and clay

Question

Quizplus · Accepted Answer

Sedimentary grain sizes are typically listed in order of decreasing size, starting with the largest. The correct order is therefore gravel, sand, silt, and clay, which is listed in choice D.

In Order of Decreasing Size (Largest Listed First), Sedimentary Grain