EROSION
The removal of weathered sediment or rocks by the forces of wind, water, and ice.
Group of natural processes including weathering, dissolution, abrasion, corrosion, and transportation that remove material from any part of the Earth's surface.
The wearing away of bedrock or sediment by mechanical and chemical actions of all moving agents such as rivers, wind and glaciers at the surface or in caves.
the process in which a material is worn away by a stream of liquid (water) or air, often due to the presence of abrasive particles in the stream.