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| Pregunta | Respuesta |
| Coast | The coast is the boundary between the land and the sea |
| Hydraulic action | The constant force of water against the shore wears it away |
| Abrasion | Particles of sand and rock in the waves grind cliffs down |
| Attrition | Water causes rocks and pebbles to collide and break up |
| Corrosion | Acids in the sea slowly dissolve certain types of rock |
| Cracks | The sea attacks small cracks and open them |
| Sea caves | The crack gets larger and develops into a small cave |
| Arch | When the caves wars right through the headland, an arch forms |
| Stack | Further erosion causes the arch to collapse. This leaves a pillar of rock standing away from the coast. |
| Beach | A beach is a very common feature on the coastline. It's in the middle of where the land meets the sea. Usually it is made of sad or pebbles. A beach is formed b rocks that are deposited from land by the sea |
| Spits | A spit is formed when sand and shingle from the coast is swept out in the sea. It's a beach that extends towards the bay or mouth of a river. It is only affected when the change of coastline happens. Erosion from the coastline is ere most of the deposition is coming from |
| Longshore drift | |
| Swash | When a wave breaks, water is washed up the beach |
| Backwash | The water runs back down the beach at a 90° due to gravity |
| Rock groyne | Prevents longshore drift |
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