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Coastal Enviroments.

Exam Revision

What is a coast? A coast is where the land meets the ocean or a sea
What is a blowhole? A blowhole is where water is pushed up through a hole in the top of a cave.
What is a stack? A stack is a pile of objects, typically one that is neatly arranged
What is a arch? A arch is the remaining structure after a cave has eroded.
What is a cave? A cave is a natural underground chamber in a hillside or cliff
Is a lagoon formed by deposition or erosion? Deposition
What is erosion? Erosion is the process of eroding other natural agents
What is deposition? Deposition is a process where materials are added to the coastline
What are constructive waves? are gentle and deposit materials on the shoreline over time.
What is longshore drift? is where materials are carried from one point of the coast to another
What coastal landforms are formed from erosion? Cliffs Arches Stacks Headlands Caves Blowhole
What coastal landforms are formed from deposition? Beaches Dunes Estuaries Lagoons
How do humans use coasts? Coastal tourism Boats Piracy Hunting Trade
What is a harbour? a place on the coast where ships may park in shelter
What is a stonewall? delay or obstruct water flowing
What is dredging? clear of a harbour, by scooping out mud
What is a groyne? a low wall or sturdy timber barrier built out into the sea from a beach to check erosion and drifting
What are human activities that damage coastlines? Residential + beach houses Mining Walking over the sand dunes and ruining vegetation Building houses on cliffs Littering causing pollution