Erosion carries weathered materials away. Deposition drop the materials in a new place. Erosion and deposition destroys old landforms and creates new land forms. Moving water, wind, and moving ice all cause erosion and deposition.
Rain, steams, and rivers cause erosion. As water moves across the land, it carries away soil, sand, and small rocks. When water slows down, the materials fall out and are deposition. Deposition forms Dealts and beaches