Definitions Flashcards
1
Q
Littoral Zone (2)
- The ________________
- Consists of _____________________________________
A
- The wider coastal zone
- Consists of backshore, foreshore, nearshore and offshore
2
Q
Cliff Profile (3)
- The ___________ of ________
- As well ____________
- Such as ______________
A
- The height and angle of a cliff face
- As well as its features
- Such as wave-cut notches
3
Q
Coastal Accretion (4)
- The ______________ at _______
- And the ___________ of the coastline, _____________
- Often involves _______________
- being ________________
A
- The deposition of sediment at the coast
- And the seaward growth of the coastline, creating new land
- Often involves sediment deposition
- Being stablised by vegetation
4
Q
Dynamic Equilibrium (4)
- The ____________ of _________
- When _________________ over time
- By ________________
- The system ____________ and ______________
A
- The balanced state of a system
- When inputs and outputs balance over time
- By a process of feedback
- The system adjusts to changes and equilibrium is regained
5
Q
Low Energy Coast (6)
- ______________ with __________
- And _____________
- Resulting in ______________
- And therefore a ___________________
- Meaning ___________ rather than _______
- Landforms include ____________________
A
- Sheltered coasts with limited fetch
- And low wind speeds
- Resulting in constructive waves
- And therefore a swash stronger than backwash
- Meaning material is deposited rather than eroded
- Landforms include beaches, sand dunes and spits
6
Q
High Energy Coast (6)
- ______________ with __________
- And _____________
- Resulting in ______________
- And therefore a ___________________
- Meaning ___________ rather than _______
- Landforms include ______________________
A
- Exposed coasts with long wave fetches
- And high wind speeds
- Resulting in destructive waves
- And therefore a backwash stronger than swash
- Meaning material is eroded rather than deposited
- Landforms include wave-cut platforms, cliffs and stacks
7
Q
Alluvial Coast (5)
A
- Also known as coastal plains
- The land gradually slopes towards the sea
- Across an area of deposited sediment
- With sand dunes and mud flats being the most common examples
- Low-energy environment
8
Q
Sub-Aerial Process (4)
A
- Land based processes
- A combination of weathering, mass movement and surface runoff
- Likely to be more important when cliffs are made of less resistant rocks
- Such as shale or clay