As we mentioned earlier, this tends to shift the coastline further inland. Sandridge formed bars across some bays and river mouths, with trapped river water forming a lagoon behind (callled haffs in Poland on the Baltic Sea). Create your own unique website with customizable templates. geography revision coastal landforms 264.4K views Discover short videos related to geography revision coastal landforms on TikTok. Hydraulic action, attrition, abrasion, and corrosion. Waves move up and down there is no horizontal movement. They have a low gradient, typically under one meter in height. Find out more about concordant coastlines. What are shanty town improvement schemes? Headlands and bays Cliffs along the coastline do not erode at the same pace. For example the Neman Haff behind the bar running from the Kaliningrad in Russia to the Lithuanian coast at the mouth of the river Neman. Coastlines with the same type of rock along its length tend to have fewer features ad are called concordant coastline. Tectonic forces produced by the collision of African and Eurasian plates compressed Carboniferous Limestone during the Alpine Orogeny 50 million years ago. Concordant. When the following wave breaks, its swash will deposit more material without it being 'captured' by the backwash of the preceding wave. Erosion. These act as agents of erosion because their backwashis greater than their swah. Lines of islands separated by narrow sea channels parallel to the coast (sounds). It is used in geography and meteorology and is usually associated with coastal erosion.It plays a large part in longshore drift as well. Explain the process of longshore drift (3) Coasts - Grade Booster. As our Earth warms, glaciers melt, causing the sea level to rise. Discordant coasts are also known as Atlantic coasts, after the Cork coastline in the Republic of Ireland. The concordant coastline runs from west to east along the south coast. If you've been to the beach, you've been to a coastline! However, structure is not the only factor influencing the indentation of Swanage Bay, since Swanage bay faces east, and is sheltered from the prevailing south westerly wind and highest energy waves. As erosion processes take place, the clay erodes away quicker than the. Waves interact with land through three major marine processes: erosion, transportation, and deposition. Discordant coastline occurs where bands of differing rock type run perpendicular to the coast. Gradually the material is moved along the coastline, its . Adapted from BBC. Which of the following is NOT typically found in a coastal ecosystem? A bedding plane is the interface between two sedimentary strata. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. Coastal Erosion. Bays and headlands are common features along discordant coastlines. Where once there was a simple river with well-defined banks, now there is a sprawling river that has submerged most of the terrain around it. Landscapes. Case studies Dorset Jurassic coast and Holderness. Tectonic forces produced by the collision of African and Eurasian plates compressed Carboniferous Limestone during the Alpine Orogeny 50 million years ago. The discordant coastline runs from Concordant Coasts Concordant coasts form where geological structure is such that different rock strata or folds are aligned parallel to the coastline. Sustainable development in the Temperate Deciduous Woodland. A concordant coastline is where the same rock runs along the length of the coast. Over time, waves beating against the shore will wear it down (or erode it). Key Question: What are the different landforms of the Jurassic Coast? Numerous plants and animals have adapted to live along coastlines. Bits of rock and sand that the waves have picked up are thrown against the cliff face. B Gradually the . Importance of the Delta for the region. Caves occur when waves force their way into cracks in the cliff face. What is the structure of the Temperate Deciduous Woodland? That is, if both the row and column index move in the same direction - both increase or both decrease, then the pair is concordant. Coastlines are very important to people because they have many uses, but mankind is also placing coastlines under severe threat. 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. Did you know? Many of the major cities built directly along coastlines, such as New York City and Tokyo, will be forced to develop solutions that counter rising sea levels or else abandon waterfront infrastructures and construct further inland. (BBC, 2006). Create the most beautiful study materials using our templates. What is Nigerias location and importance? This cove is located near the village of West Lulworth and is one of the best examples of a concordant coastline. A concordant coastline has the same type of rock. Concordant coastlines - A coastline parallel to the land structures which form the margin of an ocean basin. 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. An example of a popular cove situated in a concordant coastline is the Lulworth Cove. Add in the missing words. The Jurassic Coast is a world-renowned site where you can find geological (natural) features, and different types of fossils, such as dinosaurs and a fossil forest. Can the risks of volcanic eruptions be reduced? Less resistant rocks are eroded more than the resistant . It has a discordant coastline along the east and concordant coastline along the south. A concordant coastline diminated by limestone in the map has the same type of rock along its length. The image below (figure 2) is taken at Durlston Head, which shows the bay (yellow) and the headland (red). Ria coastlines are a type of submergent coastline, but Dalmation landforms are associated with concordant coastlines. Either way, there is now a (bit of) coastline that is no longer submerged under water. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. Coastlines where the geology alternates between bands of hard and soft rock which are perpendicular to the shore are called discordant coastlines. You need to do some work on landforms of coastal erosion. The Early Cretaceous, sometimes known as Lower Cretaceous, is the period stretching from 145 million years ago to 100.5 million years ago. 1 - Approximate locations on the coastline between Durlston Head and Studland Bay, map data: 2022 Google. Case studies Dorset Jurassic coast and Holderness Extended writing tasks 2 a half term. What is migration and why do people migrate? Coastlines where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant. A concordant coastline has the same type of rock along its. Lulworth Cove is a World Heritage site and part of the Heritage Coastline. These waves are also known as plunging waves. docx, 24.88 KB. Identify the physical process that has shaped the pebble (1) Coasts - Grade Booster. What percent of the global population lives within 100km of a coastline? The Holderness Coastline is in the North of England and runs between the Humber Estuary in the south and a headland at Flamborough head. . Along the coastline of Dorset, there are concordant and discordant coastlines. Aqa. The relative resistance of rock types influences the degree of indentation of bays. This differential erosion creates headlands and bays along discordant coastlines. When a stretch of coastline is formed from different types of rock, headlands and bays can form. While not every UN member has ratified UNCLAS, most nations abide by it anyway. The time wind takes to blow, wind speed and the fetch (distance the sea has covered) influence wave sizes. 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. Bays and headlands are common features along discordant coastlines. 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. Why are deserts located along the tropics? Concordant coastlines tend to have fewer bays and headlands. Concordant and discordant coastlines. The differing resistance to erosion leads to the formation of headlands and bays. The shifting coastlines can impact freshwater resources near the coasts by creating brackish mixtures, and can also pose an obvious danger to infrastructure built directly along the coast. Create and find flashcards in record time. Destructive waves are usually . Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). in height. A concordant coastline has the same type of rock. coastlines. Wave diffraction happens when the narrow opening to the cove causes the waves to bend, creating an arc shape wave. The water, with an endless supply of waves, whether pounding or gentle ripples, is constantly changing coastlines around the globe. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (OCR). - Internet Geography What is a concordant coastline? What are the different types of weathering? The processes have been operating over the last 8000 years. 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 . Discordant coastlines are characterised by different bands of rocks running perpendicular to the coast. How has hot desert vegetation adapted to the climate? As the wave approaches the coast, it gains height and drops onto a steep beach. BBC iPlayer 37k followers More information Discordant and concordant coasts in Dorset Find this Pin and more on KS4 Changing Landscapes of the UK by Mr Haden. Concordant coastline Uncordant coastline Variable coastline 8. More recently the village was affected by the tragic floods of 1953 that claimed the lives of 76 Norfolk . Geology. Coastlines where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant coastlines. Discordant coastline - Source www.bbc.co.uk As soft rock, such as glacial till, is more susceptible to erosion it erodes more rapidly than more resistant rock such as chalk. The bands of soft rock, such as sand . The coast, also known as the coastline or seashore, is defined as the area where land meets the ocean, or as a line that forms the boundary between the land and the ocean or a lake. Almera in Spain: a large-scale agricultural development, Sustainable Food Supplies in an LIC Bangladesh. The procedure for calculating concordant and discordant pairs compares the classifications for two variables (for example, X and Y) on the same two items. What problems are caused by global warming? The rock types are typically of . What are the effects of economic development in Nigeria on quality of life? After the waves broke through, creating an opening, the softer clay after the limestone started to erode away as well, creating a cove (figure 4). It varies enormously from tropical looking Luskentyre in the Outer Hebrides, to the jagged coasts of Cornwall, from the low lying muddy estuarine coast of the Wash, to broad sandy beach and dunes at Bamburgh in Northumberland. For example, this could be a joint in chalk. Introduction to the location of the Delta. They have a mainly circular orbit, a steep gradient. Emergent coastlines can pop up after tectonic activity, where the land is being pushed up by the tectonic plates. The rise in sea level can be the result of an increase in water volume or the sinking of the land's surface. Additionally, hotter temperatures enable extreme weather events like hurricanes to occur more frequently. A wave-cut notch is created by erosional processes such . What is the structure of the tropical rainforest? Sediment Cells. The water. The soft rock is made of clay and sands, and the hard rock is chalk and limestone. . Under 5's Football Coaching Drills, Shaping our coasts. Add in the missing words. than in summer. Copyright2007 - 2023 Revision World Networks Ltd. A concordant coastline is an arrangement of rock strata along the coastline. Emergent coastlines have emerged from the water; submergent coastlines have submerged below the water. The sea has broken through this barrier and easily eroded the clays behind it. As it does so continually, the hard rocks resist erosion resulting in the protection of the soft rocks. 0. lulworth cove concordant coastline. This is where waves approach the cliff; air may become trapped and compressed in joints and cracks along a cliff face. Discordant and concordant coasts in Dorset. She is cooler than I am and has a life instead of enough time to make this. Worksheets with answers provided that guide students through sequencing each landform with the emphasis on process detail and geology. This belongs to: _____. Hilbre Island (Cheshire) is an example of a possible fieldwork location. A concordant coastline comprises bands of different rock types that run parallel to the shore. Geology [ edit] 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. dxterity stock symbol / nice houses for sale near amsterdam / nice houses for sale near amsterdam Chesil Beach in Dorset was formed this way. (For example the south or the Dorset coast) . Wave cut platforms as illustrated in the diagram and shown in the photograph are remnants of the previous cliff line. If you've found the resources on this site useful please consider making a secure donation via PayPal to support the development of the site. 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. Insert links to other pages or uploaded files. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). lulworth cove concordant coastline. The outer hard rock is Portland limestone. Caves, arches, stacks and stumps Weathering and erosion can create caves, arches, stacks and stumps along a headland. What is a discordant coastline? Coasts are important zones in natural ecosystems, often home to a wide range of biodiversity.On land, they harbor important ecosystems such as . Along the coastline of Dorset, there are concordant and discordant coastlines. False! Coasts Revision Booklet. Type # 1. (For example the east of the Dorset coast) How Geology affects the coast . This quiz focusses in particular on those features which are caused by coastal erosion. Discordant coastlines - where the rock layers alternate between harder and softer rock, which bays and headlands are more likely . formed by the erosion of less resistant Wealden Clays. Economic opportunities and challenges in Lagos. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. Humans, too, could almost be classified as a coastal species! What are the physical characteristics of cold environments? Waves are created as wind blows over the water causing friction; this causes the water to start to move in a circular orbit. . During the Devensian glacial the sea level was about 100 m lower than today as water was retained in huge ice sheets. Coasts are shaped by the processes of erosion, transportation and deposition. Development, population change and the demographic transition model, Strategies for reducing the development gap, How can the growth of tourism reduce the development gap? Bonding between rocks either side of the plane is weaker than bonding within strata. Wave cut platforms as illustrated in the diagram and shown in the photograph are remnants of the previous cliff line. A concordant coastline comprises bands of different rock types that run parallel to the shore. BBC Bitesize Geoguessr Google Maps Gapminder . . A combination of geological structure and sea level riseproduces the morphology of landforms aligned parallel to the coastline. Its 100% free. Contact the owner / RSS feed / This workspace is public, Rivers, Floods and Management (Physical Core), Drive, Dropbox, OneDrive, Gmail, and Slack. Limited law enforcement jurisdiction to prevent crimes related to customs or trafficking. A chalk cliff face is at the back of the cove. Lulworth Cove has occurred on a concordant coastline. Why is there a trend towards agribusiness? Meanwhile on concordant coastlines, where layers of rock run parallel to the coastline, cliffs are much more dominant. a ks3 unit work consisting of 7 complete lessons covering coasts: lesson 1 - introduction to uk physical landscapes lesson 2 - characteristics of ocean waves lesson 3 - erosion and geology lesson 4 - erosional landforms lesson 5 - transport and deposition lesson 6 - weathering and mass movement lesson 7 - coastal management decision making task Small particles are carried along by the water. 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. A concordant coastline has the same type. Waves are produced by friction between the wind and water, resulting in an energy transfer from the wind to the sea. The soft rock is made of clay and sands, and the hard rock is chalk and limestone. GCSE and A Level Geography Revision. What challenges have been caused by urban growth in Mumbai? The relatively gentle profile of the beach with a steep ridge at the top of the beach means that the backwash soaks into the sand or slowly drains away. BBC Bitesize. The hard rock that forms Lulworth Cove is called the Portland limestone and chalk whereas the soft rock is clay. 2022 kinetico replacement filters, on concordant and discordant coastlines bbc bitesize, williams funeral home st thomas ont obits, Fix Toxic Relationship According To Childhood Trauma Test, Is It Illegal To Sleep In Your Car In Virginia, la crosse aquinas high school live stream, 707 concourse village west housing connect, do you have to transcribe stutters? If you have, then you've been to a coast and walked along a coastline. Fig. When the auto-complete results are available, use the up and down arrows to review and Enter to select. Pebble sized particles are bounced along the river bed/sea by the force of the water. Stacks, headlands, bays, cliffs and wave-cut platforms are all included. True or False: Ria coastlines and Dalmatian landforms are both associated with submergent coastlines. What is a discordant coastline? Strata are different layers (or beds) of rock. a headland separated by two bays. Barton-on-Sea, in particular, is a well-known place to study coast erosion and sea-defence work, some successful, some partly successful, and some failed. A concordant coastline is an arrangement of rock strata along the coastline. While there are fjords all over the world, the most renowned fjord coasts are in Norway--and in fact, "fjord" is a Norwegian word. (bands) of hard rock and soft rock; many bays and headlands. high and low energy coasts, geology and sea level and how these change a coastline | GEOLOGICAL structure : which create concordant and discordant coastlines ( Dalmatian and Haff ). The site is self-funded and your support is really appreciated. Part of the Dorset coastline in the UK running north from the Portland limestone of Durlston Head is a clear example of a discordant coastline. This lesson was designed initially for an interview, and worked really well for a 50 minute lesson duration. Teacher. Coastal Geology. Try Dokkio Sidebar for free. 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). One of the topics looked at in GCSE Geography is the features that are found on a coastline. Discordant These are where rock strata or structures are aligned at an angle to the coastline. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. 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 . Three complete lessons and a worksheet pack that cover the main erosional coastal landforms. What factors affect population density and distribution? Headlands are formed when the sea attacks a section of coast with alternating horizontal bands of hard and soft rock. These form where deposition produces unconsolidated geological structures parallel to the coastline. A coastline with the same type of rock along its length; fewer bays and headlands. In accordance with UNCLAS, territorial waters extend 12 nautical miles from the baseline. Deformation is the degree of tilting of folding ofrock. What are Mumbais social and economic opportunities? What is the distance between trough and crest called? Their wavelength is .and a.. frequency (8-10 waves per minute). The time wind takes to blow, wind speed and the fetch (distance the sea has covered) influence wave sizes. Historic records indicate that over 250 m of land were lost between 1600 and 1850. 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. Concordant or conformable, when referring to plutonic bodies, indicates that the intruding magma of sills and laccoliths lies parallel to rather than cutting across country strata, as do discordant structures such as veins, dikes, bysmoliths, and batholiths. Caves occur when waves force their way into cracks in the cliff face. May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. In some cases it is estimated that there was a rise . How has urbanisation helped Nigeria to develop? What are the social and economic opportunities associated with the growth of Rio? concordant and discordant coastlines bbc bitesize. If you've been to the beach, you've probably seen some of them: mangrove trees and hermit crabs, penguins and sea oats- organisms that can neither fully survive way out at sea, nor venture too far inland. Figure 3: Location of Lulworth Cove, Dorset, UK, map data: 2022 Google. Concordant coastlines tend to have fewer bays and headlands. Concordant or conformable, when referring to plutonic bodies, indicates that the intruding magma of sills and laccoliths lies parallel to rather than cutting across country strata, as do discordant structures such as veins, dikes, bysmoliths, and batholiths. In 2001 it was inscribed as a World Heritage Site by UNESCO for the outstanding universal value of its rocks, fossils and landforms. Select all that apply. Then when the wave retreats, the compressed air expands again. Many of these types of coastlines were actually formed toward the end of the Last Glacial Period (LGP). False! Two Earthquakes Compared Nepal and LAquila, Lombok Indonesia Earthquake 2018 Case Study, 2018 Sulawesi Indonesia Earthquake and Tsunami Case Study. Lulworth . A concordant coastline. When a wave breaks upon the shore, rocks and pebbles that are being carried collide with each other breaking them and eventually making them smaller and smoother. The differing resistance to erosion leads to the formation of headlands and bays. It is also known as Pacific type coastline, longitudinal coastline, or Dalmatian coastline. Consequently headlands and bays form along discordant coastlines and whilst headlands remain exposed to the force of the waves, bays are sheltered. The results are deep, lengthy, thin inlets surrounded by high cliff faces. e.g. English: - Romeo and Juliet (York Notes) 978-1447982234 An Inspector Calls (York Notes) 978-1447982166 GCSE English Literature for AQA . The extent to which the shape of a beach or coast is created or altered depends mainly on the action of waves upon it.
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