North Yorkshire and coast golden nuggets Flashcards
Prevailing wind
North East
Fetch
over 1500km
Sedimnet cell
Sediment cell 1 sub-cell 1d
Height of land
up to 400m above sea level
Geology
Shale, sandstone, carboniferous rock, glacial till
Number of geos
50
Rate of retreat of cliffs annually
More erosive up to 0.8m and less erosive 0.1m
Low energy areas with beaches
Scarborough and Filey Bay
Geology of Robin Hood’s bay
Weak shales and resistant sandstone headlands
Cost of coastal defence project and year started
£25.7 million. project began in 2002
Where is the Old man of Hoy and what is it
Orkney islands, Scotland, is a stack
Age of the Old man of Hoy
Fewer than 400 years
Name a tombolo and give its length
Chesil beach (30km)
Reasons for limited sediment supply
Slow erosion of cliffs, due to rock type of cliff the sediment erodes instead of becoming beaches.
Example of a raised beach
The Isle of Arran.
Geology of Flamborough Head?
Chalk and topped with glacial till.
Variations in the erosion rate at North Yorkshire.
Most erosive areas, Shale and clay 0.8m and least erosive of sandstone and limestone 0.1m
What height do waves exceed during summer months.
4m
Why would a beach form in North Yorkshire and give an example.
Sediment movement is intercepted by by headlands, Filey Bay
What river adds some sediment to the coast?
The river Esk
Describe the North Yorkshire cliffs.
Horizontally bedded, typically 20-30m high
Describe the shore platform of Robin Hood’s bay
Varies between 1 to 7 degrees in angle and has a maximum width of 500m
Tidal range
4m
Example of a stack at North Yorkshire.
green stacks pinnacle.
