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GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
GCSE Geog OCR-B Theme 1 Coasts review
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GCSE Geog OCR-B Theme 1 Coasts review

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A PPT I have created for the review of Theme 1 - Coasts section of the OCR-B Geog GCSE syllabus.

A PPT I have created for the review of Theme 1 - Coasts section of the OCR-B Geog GCSE syllabus.

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  • 1. A Qwizdom PPT by S.Rackley (FEHS 2011) for OCR-B Geog GCSE
  • 2. Q1: Which of these types of land use do you NOT usually find on coastlines? <ul><li>Industry </li></ul><ul><li>Tourism </li></ul><ul><li>Residential </li></ul><ul><li>Farming </li></ul><ul><li>Nature reservation </li></ul><ul><li>Actually, you can find all of them on the coast! </li></ul>
  • 3. Q2: What is the definition of the word “geology”? <ul><li>The study of the different types of waves </li></ul><ul><li>The study of different types of rock and how they make up a landscape </li></ul><ul><li>The study of how humans use the coastline </li></ul><ul><li>The study of how the coastline is changing </li></ul>
  • 4. Q3: What is meant by a ‘more resistant’ rock? <ul><li>Humans cannot have any impact on it. </li></ul><ul><li>It won’t move. </li></ul><ul><li>It’s is hard and not easily weathered or eroded. </li></ul><ul><li>It is very loud and involves a lot of shouting! </li></ul>
  • 5. Q4: Which of these areas of the UK has a soft or “less-resistant” coastline? <ul><li>Scotland (mostly metamorphic and igneous rocks) </li></ul><ul><li>Ireland (mostly sedimentary rocks such as limestone) </li></ul><ul><li>East Anglia (mostly sedimentary rocks such as chalks and clays) </li></ul>
  • 6. Q5: Which of these is not a type of weathering? <ul><li>Chemical </li></ul><ul><li>Physical/Mechanical </li></ul><ul><li>Attritional </li></ul><ul><li>Biological </li></ul>
  • 7. Q6: Put these statements in order to describe freeze-thaw weathering. <ul><li>The fragments may then be deposited as scree at the foot of a slope. </li></ul><ul><li>If the air temperature drops below freezing, the water will freeze and expand putting pressure on the rock. </li></ul><ul><li>Water, eg from rainfall or melting snow and ice becomes trapped in a crack or joint in the rock. </li></ul><ul><li>Over time the rock will weaken and eventually shatter into angular fragments. </li></ul><ul><li>When the temperature rises above freezing the ice will melt. </li></ul>
  • 8. Q7: Where are you likely to find exfoliation or onion-skin weathering? <ul><li>The Arctic (consistently low temperatures) </li></ul><ul><li>Temperate areas like the UK (neither too hot or too cold) </li></ul><ul><li>Hot deserts (very hot day temperatures and cold night temperatures) </li></ul><ul><li>Tropical areas (consistently high temperatures) </li></ul>
  • 9. Q8: Rainwater is a weak carbonic acid, and is also called ‘acid rain’. <ul><li>TRUE or </li></ul><ul><li>FALSE </li></ul>
  • 10. Q9: Match the type of erosion to the correct definition. <ul><li>Attrition Hydraulic Action Abrasion Solution </li></ul><ul><li>Rocks and sediment hit each other and wear down </li></ul><ul><li>Chemicals in the water dissolve the cliff </li></ul><ul><li>Waves force air into cracks in the cliff and opens them up </li></ul><ul><li>Rocks are thrown at the cliff by the waves </li></ul>
  • 11. Q9: Match the type of erosion to the correct definition. <ul><li>Attrition Hydraulic Action Abrasion Solution </li></ul><ul><li>Rocks and sediment hit each other and wear down </li></ul><ul><li>Chemicals in the water dissolve the cliff </li></ul><ul><li>Waves force air into cracks in the cliff and opens them up </li></ul><ul><li>Rocks are thrown at the cliff by the waves </li></ul>
  • 12. Q9: Match the type of erosion to the correct definition. <ul><li>Attrition Hydraulic Action Abrasion Solution </li></ul><ul><li>Rocks and sediment hit each other and wear down </li></ul><ul><li>Chemicals in the water dissolve the cliff </li></ul><ul><li>Waves force air into cracks in the cliff and opens them up </li></ul><ul><li>Rocks are thrown at the cliff by the waves </li></ul>
  • 13. Q9: Match the type of erosion to the correct definition. <ul><li>Attrition Hydraulic Action Abrasion Solution </li></ul><ul><li>Rocks and sediment hit each other and wear down </li></ul><ul><li>Chemicals in the water dissolve the cliff </li></ul><ul><li>Waves force air into cracks in the cliff and opens them up </li></ul><ul><li>Rocks are thrown at the cliff by the waves </li></ul>
  • 14. Q10: Select the correct option in each sentence and add up their numbers to give you the ingredients for strong waves. <ul><li>The stronger(1)/weaker(2) the wind; </li></ul><ul><li>The longer(3)/shorter(4) it blows for; </li></ul><ul><li>The longer(5)/shorter(6) the fetch... </li></ul><ul><li>...then the stronger the waves will be! </li></ul>
  • 15. Q11: Which wind will give you the weakest waves?
  • 16. Q12: Use the words below to complete the annotations that give the characteristics of a constructive wave. <ul><li>1. low 2. high 3. steep 4. strong 5. weak 6. wide </li></ul>1st 2nd 3rd 4th
  • 17. Q13: What is the name of this process which occurs on soft cliffs? <ul><li>Slumping </li></ul><ul><li>Slouching </li></ul><ul><li>Slipping </li></ul><ul><li>Sinking </li></ul>
  • 18. Q14: What are the correct names for the cliff features indicated? <ul><li>1 = Wave-cut divot, 2 = Wave-cut boulder </li></ul><ul><li>1 = Wave-cut notch, 2 = Wave-cut boulder </li></ul><ul><li>1 = Wave-cut notch, 2 = Wave-cut platform </li></ul><ul><li>1 = Wave-cut divot, 2 = Wave-cut platform </li></ul>
  • 19. Q15: Give the four-figure grid reference of Durdle door. 80 81 82 83 84 85 86 87 82 81 80
  • 20. Q16: What hardness of rock is Portland stone? A) Hard or B) Soft 80 81 82 83 84 85 86 87 82 81 80
  • 21. Q17: What is the name given to these chalk stacks in Dorset? <ul><li>Old Charlie Rocks </li></ul><ul><li>Old Henry Rocks </li></ul><ul><li>Old Harry Rocks </li></ul><ul><li>Old Kenny Rocks </li></ul>
  • 22. Q18: Which picture has the correct labels of headland formations? Stump Cave Headland Beach Stack Arch Headland Bay A B
  • 23. Q19: Fill in the missing gaps that will give you a possible 6 mark answer to the question below. <ul><li>Using an example, describe and explain the coastal formations found on a headland. [6] </li></ul><ul><li>The Foreland, a chalk headland on the _____Coast has all of the features of an eroded headland (caves, arches, stacks and stumps). Old Harry, is a particularly famous example of a _____ and Old Harry's Wife is an example of a stump. These features are formed when a headland is eroded by the waves - by _______________ and solution, particularly along lines of weakness in the rock. The erosion of a headland begins as erosion exploits a weakness in a rock forming a ____. If the weakness runs through the headland, two caves may form back to back, eventually forming an ____, an opening which passes right through the headland. Wave attack continues at the base of the arch, whilst weathering processes such as _________ attack the roof of the arch until it eventually collapses leaving a stack (an isolated column of rock). Again this is attacked by weathering and erosion processes until it collapses leaving the base, which forms a ______. </li></ul><ul><li>1. arch 2. cave 3. Dorset 4. freeze-thaw 5. hydraulic action 6. Norfolk 7. stump 8. stack </li></ul>
  • 24. Q20: On this picture, which direction is long-shore drift? <ul><li>Top to bottom </li></ul><ul><li>Bottom to top </li></ul>
  • 25. Q21: Name these depositional features. <ul><li>1=bar, 2=beach, 3=tombolo, 4=spit </li></ul><ul><li>1=tombolo, 2=bar 3=beach, 4=spit </li></ul><ul><li>1=spit, 2=bar, 3=beach, 4=tombolo </li></ul><ul><li>1=beach, 2=bar 3= spit, 4=tombolo </li></ul>1 2 3 4
  • 26. Q22: Put these statements about the formation of a spit in the correct order. 1 2 3 FIRST 4 5 LAST
  • 27. Q23: What type of material is Blakeney spit made of? <ul><li>Sand </li></ul><ul><li>Shingle </li></ul><ul><li>Sand and Shingle </li></ul><ul><li>Mud </li></ul>
  • 28. Q24: Approximately how far westwards does Blakeney spit extend (in kilometres)? <ul><li>Type in the number </li></ul>
  • 29. Q25: What is formed behind the spit, which contains a unique habitat that drowns at high tide? <ul><li>Mudflats </li></ul><ul><li>Saltmarsh </li></ul><ul><li>Breakwaters </li></ul><ul><li>Freshmarsh </li></ul>
  • 30. Q26: Give the six-figure grid reference of the car park at Cley Eye.
  • 31. Q27: How many of these coastal defences are a type of soft engineering? <ul><li>Beach replenishment </li></ul><ul><li>Gabions </li></ul><ul><li>Groynes </li></ul><ul><li>Managed retreat </li></ul><ul><li>Revetments </li></ul><ul><li>Rock armour </li></ul><ul><li>Sea Wall </li></ul><ul><li>Vegetation </li></ul>
  • 32. Q28: What type of hard engineering defence is this? <ul><li>Revetments </li></ul><ul><li>Groynes </li></ul><ul><li>Rock armour </li></ul><ul><li>Gabions </li></ul>
  • 33. Q29: Work out the total cost of these proposed coastal defences. <ul><li>1000 metres of sea wall at £5000 a metre </li></ul><ul><li>10 groynes at £100,000 each </li></ul><ul><li>50000 m-sq of beach replenishment at £10 per m-sq </li></ul><ul><li>Type in the answer in millions, </li></ul><ul><li>e.g. 1 and a half million pounds (£1,500,000), type in “1.5” </li></ul>
  • 34. Q30: Building groynes can actually cause just as much erosion as it prevents. <ul><li>TRUE or </li></ul><ul><li>FALSE? </li></ul>
  • 35. Q31: What does “SMP” stand for? <ul><li>Sea and Marine Protection </li></ul><ul><li>Shore Maintenance Partnership </li></ul><ul><li>Shoreline Management Plan </li></ul><ul><li>Sea Mitigation Plan </li></ul>
  • 36. Q32: Who has responsibility for the coastal management of Cromer and Sheringham on the N.Norfolk coast? <ul><li>Cromer and Sheringham Town Councils </li></ul><ul><li>North Norfolk District Council </li></ul><ul><li>Norfolk County Council </li></ul><ul><li>The Environment Agency (branch of national govt) </li></ul>
  • 37. Q33: The four different policies of SMPs are given the following categories: <ul><li>Hold the line </li></ul><ul><li>Advanced the line </li></ul><ul><li>Managed realignment </li></ul><ul><li>Managed retreat (leave to the sea) </li></ul><ul><li>TRUE or FALSE? </li></ul>
  • 38. Q33: Complete the table below regarding what the SMP policy is at each location. <ul><li>All are HTL (Hold The Line) </li></ul><ul><li>All are managed retreat </li></ul><ul><li>1 = HTL, 2 = HTL, 3 = Realignment, 4 = Realignment </li></ul><ul><li>1 = HTL, 2 = Retreat, 3 = HTL, 4 = Realignment </li></ul>Location Short-term Medium-term Long-term Main defences present Cromer HTL HTL ??? (1) Happisburgh ??? (2) Retreat Retreat Mundesley HTL ??? (3) Realignment Sea Palling HTL HTL ??? (4)
  • 39. Q34: Complete the table below regarding the types of defences present. <ul><li>1 = Sea wall, 2 = Revements, 3 = Sea wall; 4 = Off shore reefs </li></ul><ul><li>1 = Off shore reefs, 2 = Sea wall, 3 = Sea wall, 4 = Revetments </li></ul><ul><li>1 = Revements, 2 = Sea wall, 3 = Off shore reefs, 4 = Sea wall </li></ul><ul><li>1 = Sea wall, 2 = Sea wall, 3 = Revements, 4 = Off shore reefs </li></ul>Location Short-term Medium-term Long-term Main defences present Cromer HTL HTL HTL ??? (1) Happisburgh Retreat Retreat Retreat ??? (2) Mundesley HTL HTL Realignment ??? (3) Sea Palling HTL HTL Realignment ??? (4)
  • 40. Q35: Why are there plans to move some people out of Mundesley? <ul><li>Mundesley is suffering severe erosion at the moment, and it is too expensive to build coastal defences. </li></ul><ul><li>If Mundesley is protected into the long-term, it will hinder natural processes and cause severe erosion elsewhere, so they will eventually realign the defences. </li></ul><ul><li>Mundesley is a run-down place which is of little economic value. </li></ul><ul><li>There are plans to build coastal defences elsewhere on the coast, which will have a severe impact on Mundesley. </li></ul>
  • 41. Q36: The SMPs for North Norfolk are generally sustainable environmentally and economically, but not so much socially. <ul><li>TRUE or FALSE </li></ul>

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