Particles that form a sedimentary rock by accumulating are called sediment. Before being deposited, sediment was formed by weathering and erosion in a source area, and then transported to the place of deposition by water, wind, ice, mass movement or glaciers which are called agents of denudation.
A cuboid is a box-shaped solid object. It has six flat sides and all angles are right angles. And all of its faces are rectangles.
Noun. 1. crescent-any shape resembling the curved shape of the moon in its first or last quarters. curve, curved shape-the trace of a point whose direction of motion changes.rescent-any shape resembling the curved shape of the moon in its first or last quarters. curve, curved shape-the trace of a point whose direction of motion changes.