erosion is when moving water transports sediments from one place to another place for a long distance
digging_hole is moving_earth. moving_earth is conveying_materials. movement is transfer. treading_water is aquatic_body_movement. lifting is moving. splashing is aquatic_body_movement. moving_water is running_water. displacement is movement. river is water_moving_downhill. watercraft_landing is transport_facility.