Activities
Activity 1: Locations of Case Studies
Using an atlas, the programme and these Net Notes, locate the key places and features on the outline map below. Choose labels and put them on the map in the right place:
Titles of Case Studies
1. Contrasting Rocks Shape the Coast
2. Groynes Fight Longshore Drift
3. Rotational Slumping Wrecks Cliffs
4. Wave Power: Fetch and Wind Direction
5. Hurst Castle Spit
Labels for Case Studies
6. Brazil, 10,000 km away
7. hard Portland stone, hard chalk, soft clays and sands
8. prevailing south-westerly winds
9. groynes at right-angles to shore
10. longshore drift carries material eastwards
11. differential erosion — rocks eroded a lot or a little depending on their hardness
12. large cliff sections slide and tip backwards after heavy rain
13. soft cliffs — layers of clay and of sand
14. town economy depends on attractive beaches
15. longshore drift carries beach material eastwards
16. beach material built out into open water — the Solent, where coast changes direction
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Activity 2: Rocks
Along a coastline with strong wave energy, the pattern of erosion will depend a lot on the arrangement of the different types of rock. Describe or draw how you think these two areas will look after a few thousand years of wave attack?
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Activity 3: Dorset and Yorkshire Coasts Compared
To understand coastal processes, it can be helpful to consider the similarities and differences between two stretches of coast. Use the information you already have about parts of the south coast, and the look at the website:
http://www.fortunecity.com/greenfield/ecolodge/25/index.html
Make brief comments about both areas under the headings below:
- Examples of cliffs (named locations).
- Rock types producing cliffs.
- Examples of bays and coves.
- Rock types producing bays.
- Examples of spits (named examples).
- Causes of spits.
- Areas of cliff collapse (named examples).
- Causes of cliff collapse.
- Coastal management problems and approaches.