Stop procrastinating with our smart planner features. At points where the Portland is weaker, erosion hasbroken through and then rapidly eroded out the softer strata laterally, creating a series of coves, e.g. Lulworth cove is a perfect horseshoe bay found on the south coast of England in the county of Dorset, on the Jurassic coastline. Which of the following is NOT typically found in a coastal ecosystem? The rock types are typically of . Bull's Head in St Oswald's Bay. Coastlines also help us demarcate international boundaries. Erosion. 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 time wind takes to blow, wind speed and the fetch (distance the sea has covered) influence wave sizes. The latter can happen when tectonic forces lowered the land level or when river deposits and compaction of alluvial (river) sediments occur. Or built a sand castle next to the waves? This quiz focusses in particular on those features which are caused by coastal erosion. BBC Bitesize. While not every UN member has ratified UNCLAS, most nations abide by it anyway. False! Worksheets with answers provided that guide students through sequencing each landform with the emphasis on process detail and geology. GCSE Bitesize: Headlands and bays | Geography revision - Pinterest Spanning 243 kilometers along Australia's southeastern coast from Torquay to Allansford, the Great Ocean Road is one of the world's most scenic coastal routes. They have a low gradient, typically under one meter in height. In some cases it is estimated that there was a rise . This produces lines of narrow islands parallel to the coast formed by projecting sections of anticlines. Under 5's Football Coaching Drills, Did you know? But, let's be honest, it's not brilliant. 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 . Specifically looking at the differences between concordant and discordant coastlines. It is only when the water enters shallower areas that the water itself moves forward. Discordant coasts forms where geological structure is such that different rock strata of folds are aligned at an angle to the coastline. A concordant coastline has the same type of rock along its. Concordant and Discordant Coastlines by Leia Daniels - Prezi The outer hard rock is Portland limestone. 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. Lulworth Cove is a World Heritage site and part of the Heritage Coastline. Dip is the angle of inclination of titled strata. how to change text duration on reels. 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. (bands) of hard rock and soft rock; many bays and headlands. StudySmarter is commited to creating, free, high quality explainations, opening education to all. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. A submergent coastline is a coastline that has submerged below the water. Long spits of sands run parallel to the low coast, enclosing the coast. The coastline determines everything. This is where waves approach the cliff; air may become trapped and compressed in joints and cracks along a cliff face. 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. 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. BBC Bitesize. Three complete lessons and a worksheet pack that cover the main erosional coastal landforms. A joint is a fracture of rock without movement from the original position, e.g. Development, population change and the demographic transition model, Strategies for reducing the development gap, How can the growth of tourism reduce the development gap? 2. Because the soft rock is exposed, it is eroded faster than the hard rock. These processes are happening constantly and usually work in conjunction to produce coastal features. lulworth cove concordant coastline. A unique coastline within the UK is Lulworth Cove in Dorset. Caves, Arches, Stacks and Sumps 3. Tunisia Case Study. Destructive waves are usually . ALEVEL GEOGRAPHY - COASTAL LANDSCAPES | EQ1 : the littoral zone ; offshore, nearshore and backshore. GCSE Geography Revision : Unit 1: The Coastal Zone - Blogger There are different bands of rock that have shaped this discordant coastline, namely: Fig. Importance of the Delta for the region. Discordant coastlines have bands of different rock types running perpendicular to the coast; concordant coastlines have bands of similar rock types running parallel to the coast. Concordant and discordant coastlines Caves, arches, stacks and stumps Caves, arches, stacks and stumps are all features of a weathering or erosion process at different stages. The geology of the Isle is complex. Tip: To turn text into a link, highlight the text, then click on a page or file from the list above. concordant and discordant coastlines bbc bitesize - hillsboro, ohio newspaper classifieds - hillsboro, ohio newspaper classifieds - Coastal landforms - erosion and deposition - BBC Bitesize Discordant and concordant coasts in Dorset. The concordant coastline runs from west to east along the south coast. The gradual breakdown of rocks due to . (For example the east of the Dorset coast) How Geology affects the coast . 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. The coastal engineering for the shoreline protection involves: . 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. 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. How has hot desert vegetation adapted to the climate? (For example the south or the Dorset coast) . The longer the fetch length and the faster the wind speed, the . It has a variety of other micro-features and a unique geology. How reliable are economic indicators of development? Insert links to other pages or uploaded files. 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. Find this Pin and more on KS4 Changing Landscapes of the UK by Mr Haden. 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. Coasts are important zones in natural ecosystems, often home to a wide range of biodiversity.On land, they harbor important ecosystems such as . Caves, arches, stacks and stumps Weathering and erosion can create caves, arches, stacks and stumps along a headland. Coasts Revision Booklet. The first difference between concordant and discordant coastlines is that the concordant coastlines are composed of similar rock types whereas, in the case of discordant coastlines, the rocks are of different kinds. coastal landforms, any of the relief features present along any coast, the result of a combination of processes, sediments, and the geology of the coast itself. The amount of energy is dependent on the wind speed, the length of time the . Why is the weather of the UK so changeable? Time for Geography | Coasts Videos Coastlines of Emergence. Consequently headlands . This belongs to: _____. Headlands and bays - Coastal landforms - CCEA - BBC Bitesize Originally a band of resistant Portland . A combination of geological structure and sea level riseproduces the morphology of landforms aligned parallel to the coastline. Discordant coasts have a crenellated pattern of projecting headlands and indented bays. 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. PDF Coasts Case Studies - SchoolGeography The length of perimeter approx 2km. In Cork in the south west of the Republic of Ireland, Formed from less resistant Carboniferous Limestone. Coastal Processes | Summary & Types | GCSE Geography Revision Notes Contact the owner / RSS feed / This workspace is public, Rivers, Floods and Management (Physical Core), Drive, Dropbox, OneDrive, Gmail, and Slack. Specifically looking at the differences between concordant and discordant coastlines. 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. Select all that apply. Friction with the sea bed as waves approach the shore causes the wave front to become distorted or refracted as velocity is reduced. Coastal Processes: Erosion, Transport and Deposition - Blogger Everything you need for your studies in one place. Caves occur when waves force their way into cracks in the cliff face. Less resistant Purbeck limestone and Wealden Clay lie behind the Portland, with resistant chalk further north. Create and find flashcards in record time. discordant coastline diagram. A concordant coastline diminated by limestone in the map has the same type of rock along its length. If the coastline is discordant then the rock type will change as we go up the coastline, An example of a discordant coastline is swanage During a storm, the most common waves are destructive. A concordant coastline is an arrangement of rock strata along the coastline. More recently the village was affected by the tragic floods of 1953 that claimed the lives of 76 Norfolk . Almera in Spain: a large-scale agricultural development, Sustainable Food Supplies in an LIC Bangladesh. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. Spits were formed in river mouths where the river was powerful enough to break through the sand ridge to the sea. The coastline between Durlston Head and Studland Bay in Dorset, UK, is a great example of a discordant coastline. How does flooding affect humans and the environment? This is called a discordant coastline. A coastline is anywhere where the land meets the water. Aqa. Coastlines where the geology alternates between bands of hard and soft rock which are perpendicular to the shore are called discordant coastlines. When a stretch of coastline is formed from. Coastlines, where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant coastlines. The meanings of the terms lithology, concordant and discordant coastlines are apparent throughout the lesson. Sea level rise at the end of the Devensian Glacial overtopped the low points of the anticlines and the sea flooded synclines. The concordant coast may take one of two landform types. Take a look at our resources under Topics in the menu at the top of the page. Rocks outcrop at right angles to the sea, forming headlands and bays. The concordant coastline runs from west to east along the south coast. The differing resistance to erosion leads to the formation of headlands and bays. It's a way of having all my information in one place. A concordant coastline is an arrangement of rock strata along the coastline. An example of a popular cove situated in a concordant coastline is the Lulworth Cove. True or False: Ria coastlines and Dalmatian landforms are both associated with submergent coastlines. Fjords are created when glaciers cut through valleys and are submerged. pg. A case study of a sparsely populated area Himalayan Mountains, A case study of a densely populated area Greater London. 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. Erosional landforms - Coastal landforms - AQA - BBC Bitesize Highly popular with tourists - 20,00 people on the spit at peak times (the Environment Agency concluded that between 18th August and the 12th December 2004, 487,624 visitors visited Dawlish Warren equating . 2B.2A Concordant and Discordant - A-LEVEL GEOGRAPHY REVISION: EDEXCEL Coasts can be classified in a variety of . Label two landforms shown in the photograph (2) Coasts - Grade Booster. 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. 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. English: - Romeo and Juliet (York Notes) 978-1447982234 An Inspector Calls (York Notes) 978-1447982166 GCSE English Literature for AQA . Create beautiful notes faster than ever before. If the direction of the classification is not the same . Which type of underlying geology is most likely to be formed into straight cliffs? Waves drag in the shallow water approaching a headland so the wave becomes high, steep and short. What are concordant and discordant pairs? - Minitab Excluding the shoreline of Poole Harbour, the Dorset coastline is 142 kilometres (88 mi) long. The sea attacks a weakness in the base of the cliff. 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. Risks facing the Delta. Coastal landscapes in the UK - AQA - BBC Bitesize Free and expert-verified textbook solutions. What is a discordant coastline? Long offshore islands and coastal inlets are running parallel to the coastline. 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. Sediment Cells. Touch device users . Explore. 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). . Coasts Revision Booklet. Caves occur when waves force their way into cracks in the cliff face. Introduction to the location of the Delta. Discordant. As the wave breaks, it carries material up the beach in its swash. Geology is the study of the types of rocks that make up the Earth's crust. They have a. gradient, typically under . Be perfectly prepared on time with an individual plan. Lerne mit deinen Freunden und bleibe auf dem richtigen Kurs mit deinen persnlichen Lernstatistiken. The rise in sea level can be the result of an increase in water volume or the sinking of the land's surface. Discordant coasts have a crenellated pattern of projecting headlands and indented bays. Concordant coastlines - A coastline parallel to the land structures which form the margin of an ocean basin. Will you pass the quiz? Erosion worsens as the waves becomes stronger. Specifically looking at the differences between concordant and discordant coastlines. Where are Temperate Deciduous Woodlands Located? This differential erosion creates headlands and bays along discordant coastlines. 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. This creates a cove which is a circular area of water with a relatively narrow entrance way from the sea. Where the land rises to the sea there are several parallel strata of Jurassic rocks, including Portland limestone and the . Lulworth Cove and Stair Hole, with narrow openings, widening laterally parallel to the coast. Little Hilbre Island (Cheshire) by Google Earth / ESRI, Imagery 2016 Getmapping plc, Map data 2016 Google. By contrast, when the rock strata are perpendicular to the coastline, the coast is referred to as discordant. It has a variety of other micro-features and a unique geology. it gained popularity because it preserved beach resources and avoided the negative effects of hard structures.Instead, nourishment creates a "soft" (i.e., non-permanent) structure by creating a larger sand reservoir, pushing the shoreline seaward. What is the role of transnational companies in Nigeria? what is the difference between concordant and discordant coast lines (4) concordant coasts are created where rock strata run parallel to the coastline in alternating bands of more resistant and less resistant rocks. For example, both X and Y rate item 1 higher than item 2. 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. 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). But do they serve as anything more than a place to go for a hike or a tan? Sheep's Head Peninsula to the south formed from more resistant coarse sandstone, projects out 21 km. This is because access to the coast offers the opportunity for harvesting marine resources, especially fish, as well as the ability to conduct international trade via the sea. https://commons.wikimedia.org/wiki/File:Lulworth.png. shale), eroding quicker than the hard, resistant rock (e.g. starter: Students examine the picture and discuss what is happening to the houses and why. What are the three processes that shape the coastline? 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 . As the wave approaches the coast, it gains height and drops onto a steep beach. The results are deep, lengthy, thin inlets surrounded by high cliff faces. Coasts are shaped by the processes of erosion, transportation and deposition. formed by the erosion of less resistant Wealden Clays. Assessment week 2 (WB 24th February 2020) - End of unit test - Physical landscapes of the UK. concordant and discordant coastlines bbc bitesize. Figure 5: Lulworth Cove in Dorset, UK, map data: 2022 Google. More resistant strata erode only slowly, and are left projecting into the sea as headlands. How do weather and climate affect river landscapes? The image below shows the narrow opening created in the limestone and the cove that formed afterwards. How has the growth of Lagos caused inequality? For example, this could be a joint in chalk. A concordant coastline diminated by limestone in the map has the same type of rock along its length. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. Unique access to harvest all resources within the EEZ, including fishing and fracking. Anak Krakatau & Sunda Strait Tsunami Indonesia Case Study 2018. A bedding plane is the interface between two sedimentary strata. Lulworth cove where an oval shaped bay has been formed by more rapid erosion of the less resistant clay that lie behind the . Seven cliff-top homes are badly damaged as the largest tidal surge in 60 years batters the east coast of England. The differing resistance to erosion leads to the formation of headlands and bays. Where are the areas of water deficit and surplus in the UK? Safe access points to the shoreline at several points around the edge. Try Dokkio Sidebar for free. Along the coastline of Dorset, there are concordant and discordant coastlines. Wave diffraction happens when the narrow opening to the cove causes the waves to bend, creating an arc shape wave. What is the highest point of a wave called? The image below shows how the refracted wave becomes increasingly parallel to the shoreline. This belongs to: _____. The Adriatic Sea itself is a concordant landform, consisting of a body of water between parallel ranges. . What is the impact of humans on the temperate deciduous woodland? PDF Coasts [3]. Bays and Headlands the same rock types are parallel to the coastline, with alternating bands of different rock types running parallel to the coastline behind it (as opposed to a 'discordant coastline' where the rock types are perpendicular to the coastline, presenting differing rock types to the sea along the coastline). Emergent coastlines happen when either the water level has fallen or the land has risen. Which of the following is NOT a major process through which waves shape the coast? Today. Excluding the shoreline of Poole Harbour, the Dorset coastline is 142 kilometres (88 mi) long. 5 July 2020 / in AQA GCSE Geography , Coasts , Landforms of Coastal Erosion / by Anthony Bennett A discordant coastline is where the geology alternates between strata (bands) of soft and hard rock. What does scenery formed by erosion look like? The cove is located in a South West England County known as Dorset that is found along the English Channel. How did the temperate deciduous woodland get like this? Discordant and Concordant Coastlines GCSE Geography A Level - YouTube As we mentioned earlier, this tends to shift the coastline further inland. Case study - coastal landforms: Dorset coastline - BBC Bitesize Headlands and bays can form on concordant coastlines too, as has happened . chalk) May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. This happened over about 1000 years, (very rapid) and submerged coastlines. Upload unlimited documents and save them online. Erosion Sea forces change coastal landscapes with the wind being the major source of waves. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. Erosion worsens as the waves becomes stronger. Earn points, unlock badges and level up while studying. Beach material is deposited as a bridge of sediment (berm) at the top of the beach. Where are polar and tundra environments located? Bay and headland - Durdle Door, Dorset. The soft rock is made of clay and sands, and the hard rock is chalk and limestone. Waves are the main reason for coastal change. Numerous plants and animals have adapted to live along coastlines. 2B.2B Their Morphology - A-LEVEL GEOGRAPHY REVISION: EDEXCEL concordant and discordant coastlines bbc bitesize Have all your study materials in one place. The soft rock is made of clay and sands, and the hard rock is chalk and limestone. pg. A wave-cut platform is a wide, gently sloping surface found at the cliff's base and extends into the sea. It has a discordant coastline along the east and concordant coastline along the south. The procedure for calculating concordant and discordant pairs compares the classifications for two variables (for example, X and Y) on the same two items. Coastlines with the same type of rock along its length tend to have fewer features ad are called concordant coastline. Safe access points to the shoreline at several points around the edge. Distribution of earthquakes and volcanoes, Effects of earthquakes and volcanoes on people and the environment, Reducing the impacts of earthquakes and volcanoes, Population and settlement iGCSE Geography, The main causes of a change in population size, A country with a rate of high population growth China, A country which is over-populated Bangladesh, A country which is under-populated Australia, A country with a low rate of population growth or decline Japan. concordant and discordant coastlines bbc bitesize Correct! A wave-cut notch is created by erosional processes such .
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