erosion is when moving water transports sediments from one place to another place for a long distance
lifting is moving. treading_water is aquatic_body_movement. displacement is movement. displacement is not movement. river is water_moving_downhill. watercraft_landing is transport_facility. splashing is aquatic_body_movement. digging_hole is moving_earth. moving_water is running_water. moving_earth is conveying_materials.