Hydraulic action
air is trapped so water enter comprises it and then breaks it apart
Corriosion
acid and solution
Attrotion
hit each other making them smaller smoother and more rounded
Abrasion
hit against bed rock eroding the cliff
Traction
large boulder rolling along sea bed
Suspension
fine materials are floating in the sea
Salutation
bouncing along the sea bed : sand grand
Solution transport
dissolved materials being carried by the sea
solution
when minerals in rocks dissolve due to slightly acid river water