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Coasts

Lastminutegcsegeographyrevison@kingdown

Slide 1
Preparation before starting this Revision unit you need to have:•Sorted you theory notes and produced a contents page
•Hav...
You may begin…..
Record down your start time

Slide 3
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How do these EROSION processes work?

Slide 4
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How do these factors affect EROSION?
Factor

Explain how affects EROSION

Wave height
Sea Depth
...
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How does weathering affect cliff retreat

Slide 6
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How does mass movement affect cliff retreat

Slide 7
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How does this cliff and headland turn into a cave,

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arch and stack.

Slide 8
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What is Wave refraction.

Slide 9
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How does Longshore drift work?

Slide 10
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How does a spit form?

Slide 11
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How does a
Tombolo form?

Slide 12
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There is a need to protect stretches of coastline from Erosion and flooding

What Conflicts will...
30

25

Option

20

15

10

Advantage

5

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Disadvantage

Groyne
Sea wall
Breakwater
Rip Rap

Revetment
Gabion

Complete ...
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25

Option

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15

10

Advantages

5

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Disadvantages

Beach
Feeding
Managed
retreat
Marram
Planting
Complete the Ta...
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15

10

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How SUSTAINABLE are the management techniques
Feature

Technique

Minimises Conflict
Accessibili...
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25

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10

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A case study of one coastal area and its landforms.

What PROCESSES operate here?
What are the L...
30

25

20

15

10

5

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A case study of one coastal area and its landforms.
Measure taken

Reason

Effects

Conflicts

L...
Time’s Up

Why not try one of the other lastminuteGCSEgeographyrevision courses
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Coasts lmgr

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Transcript of "Coasts lmgr"

  1. 1. Coasts Lastminutegcsegeographyrevison@kingdown Slide 1
  2. 2. Preparation before starting this Revision unit you need to have:•Sorted you theory notes and produced a contents page •Have your case studies completed Introduction This unit is to give you 30 minutes of Geography Revision on the Hazards topic. Work through the tasks and stick to the timings. You could work through this unit more than once Resources You will find these resources useful Contents page from your files, the supporting PowerPoint presentation (this can be downloaded to your MP3 player or phone) the topic glossary Lastminutegcsegeographyrevison@kingdown Slide 2
  3. 3. You may begin….. Record down your start time Slide 3
  4. 4. 30 25 20 15 10 5 0 How do these EROSION processes work? Slide 4
  5. 5. 30 25 20 15 10 5 0 How do these factors affect EROSION? Factor Explain how affects EROSION Wave height Sea Depth Fetch Coastline shape Beach Size Geology Resistance Geology Structure Geology Dip Slide 5
  6. 6. 30 25 20 15 10 5 0 How does weathering affect cliff retreat Slide 6
  7. 7. 30 25 20 15 10 5 0 How does mass movement affect cliff retreat Slide 7
  8. 8. 30 25 20 15 10 5 How does this cliff and headland turn into a cave, 0 arch and stack. Slide 8
  9. 9. 30 25 20 15 10 5 0 What is Wave refraction. Slide 9
  10. 10. 30 25 20 15 10 5 0 How does Longshore drift work? Slide 10
  11. 11. 30 25 20 15 10 5 0 How does a spit form? Slide 11
  12. 12. 30 25 20 15 10 5 0 How does a Tombolo form? Slide 12
  13. 13. 30 25 20 15 10 5 0 There is a need to protect stretches of coastline from Erosion and flooding What Conflicts will occur on the coast ? Slide 13
  14. 14. 30 25 Option 20 15 10 Advantage 5 0 Disadvantage Groyne Sea wall Breakwater Rip Rap Revetment Gabion Complete the Table. Slide 14
  15. 15. 30 25 Option 20 15 10 Advantages 5 0 Disadvantages Beach Feeding Managed retreat Marram Planting Complete the Table. Slide 15
  16. 16. 30 25 20 15 10 5 0 How SUSTAINABLE are the management techniques Feature Technique Minimises Conflict Accessibility Conserves environment Aesthetically pleasing Durability Cost Ease of maintenance Complete the Table. Slide 16
  17. 17. 30 25 20 15 10 5 0 A case study of one coastal area and its landforms. What PROCESSES operate here? What are the LANDFORMS. Slide 17
  18. 18. 30 25 20 15 10 5 0 A case study of one coastal area and its landforms. Measure taken Reason Effects Conflicts Long Groyne Hengistbury Head Gabion Cages Double Dykes Groynes Southbourne Cliff regrading Barton on Sea Beach Feeding Bournemouth Slide 18
  19. 19. Time’s Up Why not try one of the other lastminuteGCSEgeographyrevision courses
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