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The more the waves crash onto the beach, the more sediment is washed out to sea. Will you pass the quiz? How does food insecurity affect the environment? Subsequently there was an increase in the waters of the oceans and the sea level rose appreciably. Lulworth Cove is a World Heritage site and part of the Heritage Coastline. Erosional landforms - Coastal landforms - AQA - GCSE Geography Revision - AQA - BBC Bitesize. Where do volcanoes and earthquakes happen? Economic activities in glaciated upland areas, Glaciation Photo gallery Goat Fell, Isle of Arran. Students will learn about different types of rock and will consider how resistance can affect rates of erosion. They have a mainly circular orbit, a steep gradient. Concordant coastlines tend to have fewer bays and headlands. The form of the coastline around Durdle Door is controlled by its geologyboth by the contrasting hardnesses of the rocks, and by the local patterns of faults and folds. The United Nations uses coastlines to help determine international boundaries at sea. If you have, then you've been to a coast and walked along a coastline. It is used in geography and meteorology and is usually associated with coastal erosion.It plays a large part in longshore drift as well. These are coastlines where the bands of rock run perpendicular to the coastline meaning . Add in the missing words. More erosion at the present (2016-2017) is occurring further east, down drift, in the Barton Golf Course and Hordle Cliff area, as a result of the Barton Sea Defences (the so-called "Terminal . The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. What is the location and importance of Mumbai? The coast is very young due to recent ice ages and resulting sea level change. Headlands and bays Cliffs along the coastline do not erode at the same pace. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. Concordant coasts are also known as dalmatian coasts, after the Dalmatian region of Croatia, or Pacific coasts, after the coastline of Chile in South America. These Dalmatian types normally occur . The shape of the coastline (which is dependent on its geology) - on concordant coastlines, rocks are parallel to the wave front and therefore rates of erosion are similar along the coastline. Coastlines, where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant coastlines. In 1982, the United Nations held a Convention on the Law of the Sea (UNCLAS), where maritime (sea) boundaries were established. The Jurassic Coast begins at Orcombe . (For example the south or the Dorset coast) . Paisajes. Awesome, well done! PSYCHIC TWINS . South Dorset Coast Dalmatian coastline Formed by faulting and rising sea levels since the end of the last ice age West Cork, Ireland 1.Discordant Coastline 2.Rias Rock strata meets the coast at 90 degrees in parallel bands Weaker rocks (limestones) have been eroded creating long, thin bays (rias) in-between the mudstones and old . Numerous plants and animals have adapted to live along coastlines. Selenium Deficiency In Baby Goats, These will be exam question style ranging from 4, 6 and 9 mark . 3. These will be exam question style ranging from 4, 6 and 9 mark questions. pptx, 1.58 MB. How can we increase the amount of food produced globally? e.g. Coastlines, where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant coastlines. 1. How has rainforest vegetation adapted to the climate? Bonding between rocks either side of the plane is weaker than bonding within strata. The time wind takes to blow, wind speed and the fetch (distance the sea has covered) influence wave sizes. Re-rerouting a two lane road can cost between 150,000 and 250,000 per 100 m. The collapse of the section of coast supporting the South Devon Main Line Railway in February 2014 cost 35 million to repair, and businesses in the South West lost 60 million. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. The image below shows a wave-cut platform formed at Flamborough, Holderness Coast. Emergent Coastlines. As we mentioned earlier, this tends to shift the coastline further inland. As stated earlier, coves are formed out of concordant coastlines. Practice Questions: Slideshow 2773107 by chanel Adapted from BBC. Because of this difference in erosion resistance, discordant coastlines are home to headlands, due to eroding hard rock, and bays, due to eroding soft rock. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. Concordant coasts are also known as dalmatian coasts, after the Dalmatian region of Croatia, or Pacific coasts, after the coastline of Chile in South America. starter: Students examine the picture and discuss what is happening to the houses and why. Concordant. There are different bands of rock that have shaped this discordant coastline, namely: Fig. Swam in the ocean? The Jurassic Coast is a hugely diverse and beautiful landscape underpinned by incredible geology of global importance. Assessment week 2 (WB 24th February 2020) - End of unit test - Physical landscapes of the UK. A concordant coastline produced by the geological structure of folds parallel to the coast. chalk) May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. The three major coastal processes include erosion, transportation and deposition. A fjord coast hosts multiple fjords. Concordant coastlines - A coastline parallel to the land structures which form the margin of an ocean basin. Or built a sand castle next to the waves? A concordant coastline occurs where the bands of differing rock types run parallel to the coast. Lulworth cove is a perfect horseshoe bay found on the south coast of England in the county of Dorset, on the Jurassic coastline. Less resistant Purbeck limestone and Wealden Clay lie behind the Portland, with resistant chalk further north. When the auto-complete results are available, use the up and down arrows to review and Enter to select. Wrong! The significance of food, water and energy, An overview of global inequalities in the supply and consumption of resources, Carbon footprints, food miles and moves towards local sourcing of food. Both concordant and discordant. Select all that apply. This process. What are Mumbais social and economic opportunities? Practice Questions: Describe the differences between a concordant and a discordant coastline (4 marks) Explain how headlands form (3 marks) Explain how coves are formed (3 marks). Less resistant rocks are eroded more than the resistant . An example of a popular cove situated in a concordant coastline is the Lulworth Cove. Ways destructive waves destroy the coastline . Jamaica Case Study, How can the growth of tourism reduce the development gap? How Is Climate Change Impacting The Water Cycle. The discordant coastline runs from Studland Bay to Durlston Head as the geology changes from clay and sands, to chalk, to clay and . Both concordant and discordant. . Coastal Erosion. Paymaya Annual Report, The image below shows how the refracted wave becomes increasingly parallel to the shoreline. Figure 3: Location of Lulworth Cove, Dorset, UK, map data: 2022 Google. Definitions. In some cases it is estimated that there was a rise . As mentioned earlier, discordant coastlines form headlands and bays; on the other hand, concordant coastlines form coves. Gcse Geography Revision Aqa Coastal Landscapes Teacher Image Paisajes Wave diffraction happens when the narrow opening to the cove causes the waves to bend, creating an arc shape wave. If you are citizen of an European Union member nation, you may not use this service unless you are at least 16 years old. The cove is located in a South West England County known as Dorset that is found along the English Channel. Lines of islands separated by narrow sea channels parallel to the coast (sounds). Set individual study goals and earn points reaching them. The northern part is Eocene clay (Barton Beds), including significant deposits of Purbeck Ball Clay. What is the value of the tropical rainforest? Headlands and Bays 2. Where the rock outcrops run parallel to the sea. Cliffs and Wave-cut platforms Before you revise the formation of these landforms, have a look at this video and make sure you are able to identify the landforms from their distinctive features. If they move in opposite directions - one increases while the other decreases - then the pair is discordant. Specifically looking at the differences between concordant and discordant coastlines. The hard rock shields the soft rock from erosion. Coastlines are constantly changing, with sea levels rising or falling, and it is no different with submergent coastlines. Add in the missing words. This is a Geography revision website for the Edexcel A-Level from 2016 (so the new syllabus), and will contain my class notes, own research and detail from revision guides and textbooks. Humans, too, could almost be classified as a coastal species! The northern part is Eocene clay (Barton Beds), including significant deposits of Purbeck Ball Clay. Safe access points to the shoreline at several points around the edge. Watch popular content from the following creators: ambs(@aambersaunders), Revision(@lastminstudies), - (@alevelhelp.32), GCSE revision 2022(@revision.2022), BBC Bitesize(@bbcbitesize), Revision(@lastminstudies), Revision . Risks facing the Delta. The low-energy wave spills into the bays as . Straight coastline now formed by a concordant band of constant chalk. The image below shows the narrow opening created in the limestone and the cove that formed afterwards. Consequently headlands . Did you know? As our Earth warms, glaciers melt, causing the sea level to rise. The high degree of indentation of Bantry Bay is not solely influenced by the relative resistance of rock types, but also the orientation of strata SW-NE means that they directly face high energy Atlantic waves driven by the prevailing SW wind. The Earth has around 620,000 kilometres (390,000 mi) of coastline. concordant coastlines. At the mouth of the River Oder near Szczecin, Stettiner Haff formed where sand ridge connected islands, leaving river to emerge through three narrow outlets. Waves in the middle of the bay, where the water is deeper, do not lose velocity as . Coastal Environments CPD Erosional Landforms, Coastal Management and Fieldwork on the Holderness Coast, Coastal Environments CPD Erosional Erosion, Coastal Management, Deposition and Fieldwork on the Holderness Coast, Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), Click to share on Pinterest (Opens in new window), Click to email a link to a friend (Opens in new window), Click to share on WhatsApp (Opens in new window), Internet Geography Plus Terms and Conditions. Although now a coastal village, Happisburgh was once some distance from the sea, parted from the coast by the parish of Whimpwell, long since eroded away. Caves, arches, stacks and stumps Weathering and erosion can create caves, arches, stacks and stumps along a headland. Soft engineering: Beach nourishment is a type of soft approach. Large colonies of sea lions and seals sleep and breed along coastlines, entering the seas to hunt. Concordant coasts form where geological structure is such that different rock strata or folds are aligned parallel to the coastline. Erosion worsens as the waves becomes stronger. Concordant coastline 2. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. 3.1B Transport Technology and Globalisation, 3.2 Political and Economic Decision Making, 7C Economic Development and Environmental Impact, 8B Controlling the Spread of Globlisation, 4A.1B Economic Activity and Social Factors, 4A.1A Changing Function and Characteristics, 4A.6 Evaluating the need for Regeneration, 6C Representation and Need for Regeneration, 10A Measuring the Success of Regeneration, 12A Restructuring and Contested Decisions, 7.5 Superpowers and International Decision Making, 7.6 Superpowers and the Physical Environment, 7.6C Middle-Class Consumption on Emerging Powers, 7.8A Emerging Powers and the Developing World, 8.2 Variations in Health and Life Expectancy, 8.3A The relationship between economic and social development, 8.5A Human Rights Vs Economic Development, 8.8 the Positive and Negative of Development, 2B.2C Geological Structure and Cliff Profiles, 2B.3B Rock Strata and Complex Cliff Profiles, 4C Coastal Landscapes Produced by Erosion, 8C Temporal Variations in Coastal Recession, 9A Local Factors that Increase Coastal Flood Risk, A - Economic and Social Losses from Recession, 2B: 12 Integrated Coastal Zone Management, 1B Importance and Size of Stores and Fluxes, 5.4 Deficits within the Hydrological Cycle, 5.8 Consequences and Risks of Water Insecurity, 8A - Causes and Pattern of Physical and Economic Scarcity, 5.9C Integrated Drainage Basin Management, 6.1C - Geological Processes Releasing Carbon, 6.2 Biological Processes Sequestering Carbon, 6.3 Human Activity Altering the Carbon Cycle, 6.6C Radical Technologies to Reduce Carbon Emissions, 6.7 Human Activity Threatening the Carbon and Water Cycles. Less resistant rocks are eroded more than the resistant . concordant coastlines. Can the risks of volcanic eruptions be reduced? Then when the wave retreats, the compressed air expands again. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. Along the coastline of Dorset, there are concordant and discordant coastlines. Paw Patrol Does Ryder Have A Crush On Katie, rhodes funeral home karnes city, texas obituaries, luxury homes for sale in oakville ontario. Discordant and Concordant Coastlines GCSE Geography A Level Revision Coasts - YouTube 2:20 Discordant and Concordant Coastlines GCSE Geography A Level Revision Coasts TheGeographyGuy 1.66K. The water. Beach material is deposited as a bridge of sediment (berm) at the top of the beach. Soft rocks like mudstone and siltstone What is chemical and mechanical weathering? Soluble materials dissolve in water and are carried along. True or False: In 1982, the United Nations Convention on the Law of the Sea created international maritime boundaries based on relative naval power. Links to wider reading and an introductory video. How do weather and climate affect river landscapes? The sea attacks a weakness in the base of the cliff. The Earth has approximately 620,000 kilometres (390,000mi) of coastlines and they are not just a barrier between land and water; they are also important natural ecosystems. A chalk cliff face is at the back of the cove. A hard rock type such as granite is resistant to erosion and creates a promontory whilst a softer rock type such as the clays of Bagshot Beds . Type # 1. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. Discordant. This belongs to: _____. They have a. gradient, typically under . Coastlines where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant. The Adriatic Sea itself is a concordant landform, consisting of a body of water between parallel ranges. A wave-cut notch is created by erosional processes such . These act as agents of erosion because their . Its 100% free. It remains England's only natural World Heritage Site. Headlands and bays Cliffs along the coastline do not erode at the same pace. Erosion. Lulworth Cove is a classic example of a 'concordant coast' - i.e. Seven cliff-top homes are badly damaged as the largest tidal surge in 60 years batters the east coast of England. Case studies Dorset Jurassic coast and Holderness. Coastlines where different types of rock alternate between hard and soft rock are called discordant coastlines and will have more bays and headlands along its length. How is urban planning improving the quality of life for the urban poor in Rio de Janeiro? What are active, dormant and extinct volcanoes? As erosion processes take place, the clay erodes away quicker than the. chalk) . Select all that apply. What factors affect population density and distribution? Create beautiful notes faster than ever before. Coasts can be classified in a variety of . It is where salts and acids within the seawater will gradually dissolve some types of rock found along the coast. Geological structure is the characteristics and arrangement of rock units. 4: Formation of Lulworth Cove (https://commons.wikimedia.org/wiki/File:Lulworth.png) by Red (https://en.wikipedia.org/wiki/User:Red) licensed by CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0/deed.en). These coastlines may lead to the formation of either Dalmatia landforms or Haffs (also called lagoons). Approximately 40% of all people live within 100km of a coastline. https://commons.wikimedia.org/wiki/File:Lulworth.png. The concordant coast may take one of two landform types. A case study of the coastal recession at the Nile Delta for Edexcel A Level Geography. Human actions and Physical factors affecting the Delta. A concordant coastline is where the same rock runs along the length of the coast. A submergent coastline is a coastline that has submerged below the water. What are shanty town improvement schemes? Human and physical factors causing river flooding. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea.