Coastal Landscapes Of The UK Flashcards
When completing 4 figure grid references, the part of the square the number refers to is…
The bottom left hand corner
To measure distance on a map using the scale line…
- Place a piece of paper between the two points you want to measure
- Use the scale line to estimate the distance in km
In order for sand dunes to form a…
Supply of sand from a large beach needs to be available
Three characteristics of powerful waves are…
- Large
- Erode the landscape
- Strong backwash
Populated areas that have high rates of erosion tend to have…
- Sea defences
- Slumping cliffs
- Abandoned buildings
Bays and headlands form along a discordant coastline because..
The softer rock (clay) erodes more quickly creating bays. The harder rock (chalk) erodes more slowing creating headlands
Soft engineering such as beach nourishment can be effective at reducing erosion, however…
The sediment requires regular replenishment to remain effective, this can be costly and time consuming
Groynes trap sediment, making a beach wider which absorbs wave energy, however..
They can often starve settlements along the coast of sediment, this can increase erosion rates in these locations.
