Physical Landscapes - Coastal

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What is a coastline?
The boundary between the land and the sea. They are dynamic, changing enviroments
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How are waves formed?
Waves are formed by the wind blowing over the sea. Friction within the surface of the water causes ripples to form an these develop into waves
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What are marine processes?
Processes that takes place within sea waters e.g. Marine erosion & marine transpiration
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What are sub-aerial processes?
Processes that occurs on the land and are not influenced by the sea e.g Weathering & Mass movement
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Examples of marine Processes
Hydraulic Action, Solution, Attrition & Abrasion/Corrosion
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Examples of Marine Erosion
Suspension, Traction, Salutation, Solution
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Examples of Weathering
Flora & Fauna, Mechanical - freeze thaw & Chemical - Hydolysis
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Examples of Mass Movement
Rotational Slip. Landslide, Mud flow &Rockfall
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What is Hydraulic Action?
The process of the water forcing air into cracks and pressure breaking rocks
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What is Corrosion?
Minerals and chemicals in the water dissolving the rock
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What is Attrition?
Rocks hit against each other and become smaller and more rounded
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What is Solution?
When sea water dissolves certain types of rock
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What is Suspension?
Small particles are suspended (floating) in the flow of water
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What is Traction?
Where large rocks are rolled along the sea bed
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What is Salutation?
Small pieces of rock and sand are hit against the bed
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What is Flora & Fauna?
Plants growing over rocks that contain chemicals
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What is Rockfall?
Fragments of rocks break away from the cliff face, often due to freeze-thaw weathering
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What is Mud flow?
Saturated soil and rock flows down a slope
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What is a Landslide?
Blocks of rock slide downhill
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What is rotational slip?
Slump of saturated soil and weak rock along a curved surface
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What are constructive waves?
These are low waves that surge up the beach and 'spill' with a powerful swash
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What are Destructive Waves?
These are formed by local storms close to the coast and they can 'destroy' the beach. They are closely spaced and often interfere with each other producing a choatic swirling mass of water
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What is a land form?
A land form is a feature od landscape that has been formed or sculpted by processes of erosion, transportation or deposition
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Other cards in this set

Card 2

Front

How are waves formed?

Back

Waves are formed by the wind blowing over the sea. Friction within the surface of the water causes ripples to form an these develop into waves

Card 3

Front

What are marine processes?

Back

Preview of the front of card 3

Card 4

Front

What are sub-aerial processes?

Back

Preview of the front of card 4

Card 5

Front

Examples of marine Processes

Back

Preview of the front of card 5
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