Attrition - Particles carried by the waves are thrown against each other and broken into pieces. Corrasion - Sand, shingle and pebbles carried by the waves are thrown against the cliff and gradually wear it away. Corrosion or Solution - Very small particles of rock are dissolved by the sea and carried away in solution. Hydraulic Action - When a wave pounds rocks air is trapped in cracks. When the waves retreat the air expands …showed first 75 words of 185 total…

…showed last 75 words of 185 total…agents e.g. sea, ice and wind. Deposition - Material carried along the coast is dumped. This may form beaches. Longshore Drift - The movement of pebbles and sand along the beach. The waves move the pebbles up the beach (swash) and down the beach (backwash) in the direction of the wind. Weathering - Ways in which the rocks are weakened or broken down without being removed. This is usually the result of the weather.