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Caves occur when waves force their way into cracks in the cliff face. Practice Questions: Slideshow 2773107 by chanel coastlines. The part of the wave in the deeper water moves forward faster causing the wave to bend. How are Nigerias trading and political relationships changing? It has a discordant coastline along the east and concordant coastline along the south. 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. Geological structure is the characteristics and arrangement of rock units. This quiz focusses in particular on those features which are caused by coastal erosion. It is used in geography and meteorology and is usually associated with coastal erosion.It plays a large part in longshore drift as well. Worksheets with answers provided that guide students through sequencing each landform with the emphasis on process detail and geology. Great Ocean Road, Australia. Bays and headlands are common features along discordant coastlines. The concordant coast may take one of two landform types. Friction with the sea bed as waves approach the shore causes the wave front to become distorted or refracted as velocity is reduced. What challenges are associated with the growth of Rio? Have you ever gone for a stroll on a beach? What are the physical characteristics of cold environments? What is the difference between a tornado and a hurricane? The extent to which the shape of a beach or coast is created or altered depends mainly on the action of waves upon it. 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). 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. What factors influence the effects and response to tectonic activity? Taking the low-water line along the coast (or, the baseline), UNCLAS put forth the following: Special exceptions apply to areas like straits, where ships can't help but pass through territorial waters. Concordant and discordant coasts . Create the most beautiful study materials using our templates. The northern part is Eocene clay (Barton Beds), including significant deposits of Purbeck Ball Clay. Coastlines will expand as climate change continues. Sustainable development in the desert The Great Green Wall. It has a variety of other micro-features and a unique geology. Waves are the main reason for coastal change. Coastlines with the same type of rock along its length tend to have fewer features ad are called concordant coastline. What is the Demographic Transition Model? They are most common where fetchis short. Specifically looking at the differences between concordant and discordant coastlines. 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). A ria coast hosts multiple rias. 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. There are different bands of rock that have shaped this discordant coastline, namely: Fig. Waves in the middle of the bay, where the water is deeper, do not lose velocity as . Bits of rock and sand that the waves have picked up are thrown against the cliff face. Set individual study goals and earn points reaching them. 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. e.g. Coastlines are very important to people because they have many uses, but mankind is also placing coastlines under severe threat. Be perfectly prepared on time with an individual plan. 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 . The gradual breakdown of rocks due to . It can be reached at low tide by walking from the mainland. . 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. Coastlines also help us demarcate international boundaries. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). They have a. gradient, typically under . Lulworth cove where an oval shaped bay has been formed by more rapid erosion of the less resistant clay that lie behind the . Discordant coasts forms where geological structure is such that different rock strata of folds are aligned at an angle to 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. False! These act as agents of erosion because their . 8. Figure 5: Lulworth Cove in Dorset, UK, map data: 2022 Google. Its 100% free. Transportation is the movement of material from a coastline--such as sand and gravel--while deposition is the addition of material to a coastline. May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. These coves are formed by waves breaking through an outer layer of hard rock, such as limestone, and then, over time, the waves sweep away the soft rock further inland, like sand and clay, creating a cove. Coasts can be classified in a variety of . Type # 1. More recently the village was affected by the tragic floods of 1953 that claimed the lives of 76 Norfolk . The northern part is Eocene clay (Barton Beds), including significant deposits of Purbeck Ball Clay. Gcse Geography Revision. Coastlines of Submergence: i. Ria Coast: During the Ice Age a great deal of water was locked up in ice. Best free resources for CAIE IGCSE Geography 0460 Theory including summarized notes, topical and past paper walk through videos by top students. It is also known as Pacific type coastline, longitudinal coastline, or Dalmatian coastline. Try Dokkio Sidebar for free. 3. A discordant coastline occurs where bands of different rock type run perpendicular to the coast. A concordant coastline produced by the geological structure of folds parallel to the coast. 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. Concordant coastlines tend to have fewer bays and headlands. 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. The geology of the Isle is complex. Explain the process of longshore drift (3) Coasts - Grade Booster. . Coastlines where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant. The differing resistance to erosion leads to the formation of headlands and bays. You know your landforms of coastal erosion. The discordant coastline runs from Studland Bay to Durlston Head as the geology changes from clay and sands, to chalk, to clay and . Lerne mit deinen Freunden und bleibe auf dem richtigen Kurs mit deinen persnlichen Lernstatistiken. Gcse Geography Revision Aqa Coastal Landscapes Teacher Image Paisajes The water, with an endless supply of waves, whether pounding or gentle ripples, is constantly changing coastlines around the globe. Headlands and bays can form on concordant coastlines too, as has happened . Which of the following is NOT a major process through which waves shape the coast? Deformation is the degree of tilting of folding ofrock. The following are facts about destructive waves. Created up folded ridges (anticlines) and down folded valleys (synclines) aligned parallel to the coast. One of the topics looked at in GCSE Geography is the features that are found on a coastline. 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 . A concordant coastline has the same type of rock along its. Where are Temperate Deciduous Woodlands Located? Jaden Agassi Mlb Draft 2021, Landscapes. Why is the weather of the UK so changeable? The rock strata are almost vertical, and the bands of rock are quite narrow. 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. Case studies Dorset Jurassic coast and Holderness Extended writing tasks 2 a half term. Consequently headlands . The Portland limestone is resistant to erosion; then to the north there is Swanage Bay where the rock type is a softer greensand. 0. lulworth cove concordant coastline. Stop procrastinating with our study reminders. Opportunities and Challenges in the Sahara Desert, Opportunities and Challenges in the Thar Desert, Opportunities and Challenges in the Western Desert. Coastlines are constantly changing, with sea levels rising or falling, and it is no different with submergent coastlines. Emergent coastlines have emerged from the water; submergent coastlines have submerged below the water. 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. Aqa. True or False: As sea levels rise, coastlines are likely to expand. (For example the east of the Dorset coast) How Geology affects the coast . Discordant coastline occurs where bands of differing rock type run perpendicular to the coast. The coastline between Durlston Head and Studland Bay in Dorset, UK, is a great example of a discordant coastline. Have all your study materials in one place. Key Question: What are the different landforms of the Jurassic Coast? By registering you get free access to our website and app (available on desktop AND mobile) which will help you to super-charge your learning process. Concordant and discordant coastlines. Erosional landforms - Coastal landforms - AQA - GCSE Geography Revision - AQA - BBC Bitesize. How have animals adapted to cold environments? What are the effects of deforestation in the Amazon? Headlands and Bays 2. pg. Image. Correct! This process happens over thousands of years. caused by the shrinkage of igneous rock as it cools. The Jurassic Coast is a hugely diverse and beautiful landscape underpinned by incredible geology of global importance. (For example the east of the Dorset coast) How Geology affects the coast . A submergent coastline is a coastline that has submerged below the water. Importance of the Delta for the region. The time wind takes to blow, wind speed and the fetch (distance the sea has covered) influence wave sizes. over 1m. 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 . A concordant coastline is where the same rock runs along the length of the coast. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. The sediment acts as a tool on the cliff, chiselling away at the surface and gradually wearing it down by removing small particles. A wave-cut platform is a wide, gently sloping surface found at the cliff's base and extends into the sea. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. It's a way of having all my information in one place. . Elsewhere a ridge of sand forms a line of barrier islands, sand banks and mud flats parallel to the coast, e..g Friesian Islands off the North Sea coast of the Netherlands, Germany and western Denmark. Contact the owner / RSS feed / This workspace is public, Rivers, Floods and Management (Physical Core), Drive, Dropbox, OneDrive, Gmail, and Slack. The following are facts about constructive waves. Landforms in the middle course of a river. Secondly, erosion of concordant coastlines results in the formation of coves while the erosion of discordant coastlines results in headlands and bays. Coasts are shaped by the processes of erosion, transportation and deposition. Fun Fact: Lulworth Cove is a World Heritage Site and attracts approximately 500,000 visitors a year. Fun Fact: if you are interested in dinosaurs and dinosaur fossils, Durlston Bay is a renowned site for Early Cretaceous fossils. What are the effects of economic development in Nigeria on quality of life? The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. The image below shows a wave-cut platform formed at Flamborough, Holderness Coast. What are active, dormant and extinct volcanoes? . Students will learn about different types of rock and will consider how resistance can affect rates of erosion. The LGP encompasses the period of c. 115,000 to c. 11,700 years ago. How do weather and climate affect river landscapes? How can the impacts of climate change be managed? Free and expert-verified textbook solutions. What does scenery formed by erosion look like? 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. Beara Peninsula to the north formed from more resistant Devonian Old Red Sandstone and projects 35 km into the Atlantic Ocean. How do changes affect the balance of an ecosystem? B Gradually the . Add in the missing words. 3 Revision Guides Business Studies: - Revise Edexcel GCSE Business, Units 1, 3 & 5 Revision Guide Revise Edexcel GCSE Business, Units 1, 3 & 5 Revision workbook Computing: - Students have already been provided with a revision guide and question books. The results are deep, lengthy, thin inlets surrounded by high cliff faces. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. Extended writing tasks 2 a half term. 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. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. A concordant coastline occurs where the bands of differing rock types run parallel to the coast. 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. Wave cut platforms as illustrated in the diagram and shown in the photograph are remnants of the previous cliff line. Sometimes the outer hard rock is punctured allowing the sea to erode the softer rocks behind. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. The UK's coastline is 31,368 km long (if you include all the main islands). Ripples are created; these ripples will become waves if the wind is sustained. When a stretch of coastline is formed from different types of rock, headlands and bays can form. A concordant coastline is an arrangement of rock strata along the coastline. Add in the missing words. What is the impact of humans on the temperate deciduous woodland? material at the coast and in a river. PSYCHIC TWINS . The three marine processes that shape the coastline are erosion, transportation, and deposition. Economic activities in glaciated upland areas, Glaciation Photo gallery Goat Fell, Isle of Arran. Limestone Case Study Malham, The Yorkshire Dales. Seven cliff-top homes are badly damaged as the largest tidal surge in 60 years batters the east coast of England. Wrong! Sea forces change coastal landscapes with the wind being the major source of waves. (BBC, 2006). Concordant coasts have alternating layers of hard and soft rock that run parallel to the coast. The Jurassic Coast begins at Orcombe . Coasts Revision Booklet. The processes have been operating over the last 8000 years. starter: Students examine the picture and discuss what is happening to the houses and why. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. How is urban planning improving the quality of life for the urban poor in Mumbai? Development, population change and the demographic transition model, Strategies for reducing the development gap, How can the growth of tourism reduce the development gap? The low-energy wave spills into the bays as . Human and physical factors causing river flooding. The soft rock is made of clay and sands, and the hard rock is chalk and limestone. discordant coastlines. A discordant coastline occurs where bands of different rock type run perpendicular to the coast. Discordant These are where rock strata or structures are aligned at an angle to the coastline. Find out more about concordant coastlines. 4 - the process of forming Lulworth Cove, Dorset, UK. concordant and discordant coastlines bbc bitesize - hillsboro, ohio newspaper classifieds - hillsboro, ohio newspaper classifieds - What is the role of transnational companies in Nigeria? What are the different types of weathering? Type # 1. You don't have permission to comment on this page. Irrespective of whether the coastline is concordant or discordant, as wave refraction takes place around the headlands and erosion of the bay is reduced, sub-aerial weathering such as corrosion and corrasion begins to . Sea turtles return to coasts to lay their eggs, and birds like gulls and pelicans do much of their hunting near the shore. The Bay is also a product of sea level rise, since river erosion cut a low-relief river valley into Carboniferous Limestone, allowing the sea to flood inland and creating a ria at the start of the Holocene. Use the resources provided to write notes that Wave Refraction and Coastal Defences. The concordant coastline runs from west to east along the south coast. Almera in Spain: a large-scale agricultural development, Sustainable Food Supplies in an LIC Bangladesh. concordant coastlines. Under 5's Football Coaching Drills, A concordant coastline has the same type of rock. A concordant coastline has the same type of rock. These Dalmatian types normally occur . The difference in rock types between discordant and concordant coastlines means that there are differences in erosion. Concordant coastlines tend to have fewer bays . A coastline is anywhere where the land meets the water. A concordant coastline is an arrangement of rock strata along the coastline. Waves drag in the shallow water approaching a headland so the wave becomes high, steep and short. If the direction of the classification is not the same . 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. Coastlines, where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant coastlines. These will be exam question style ranging from 4, 6 and 9 mark questions. Discordant These are where rock strata or structures are aligned at an angle to the coastline. Sign up to highlight and take notes. 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. A concordant coastline is where the same rock runs along the length of the coast. Tip: To turn text into a link, highlight the text, then click on a page or file from the list above. What are the differences in global calorie intake and food supply? Concordant coastlines are characterised by bands of similar types of rocks running parallel to the coast. During a storm, the most common waves are destructive. Create flashcards in notes completely automatically. This is where waves approach the cliff; air may become trapped and compressed in joints and cracks along a cliff face. It is a valuable habitat for birds and plants eg a wide array of wading birds like the avocet. What is the impact of humans on the desert? This differential erosion creates headlands and bays along discordant coastlines. This. GCSE Geography Coastal landscapes in the UK learning resources for adults, children, parents and teachers. Chesil Beach in Dorset was formed this way. Wave diffraction happens when the narrow opening to the cove causes the waves to bend, creating an arc shape wave. Ria coastlines are a type of submergent coastline, but Dalmation landforms are associated with concordant coastlines. 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 . What is chemical and mechanical weathering? 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. Concordant coastlines tend to have fewer bays . Unique access to harvest all resources within the EEZ, including fishing and fracking. Examples of discordant coastlines are Bantry Bay and Dingle Bay found in Ireland while an example of a concordant coastline is Lulworth Cove. Everything you need for your studies in one place. Some concordant coasts have long, narrow islands running parallel to the coastline. The soft rock is made of clay and sands, and the hard rock is chalk and limestone. Sustainable Management of the Tropical Rainforest, Sustainable Management of the Amazon Rainforest. 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. What is the highest point of a wave called? 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. The site is self-funded and your support is really appreciated. Emergent coastlines can pop up after tectonic activity, where the land is being pushed up by the tectonic plates. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). What are the environmental impacts of economic development in Nigeria? Ways destructive waves destroy the coastline . The warmer climate that followed melted much of the ice. 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 produces lines of narrow islands parallel to the coast formed by projecting sections of anticlines. It's a way of having all my information in one place. North of Swanage, the chalk outcrop creates the headland which includes Old Harry Rocks. full verbatim. Definitions. As stated earlier, coves are formed out of concordant coastlines. In accordance with UNCLAS, territorial waters extend 12 nautical miles from the baseline. The part of the wave in the deeper water moves forward faster causing the wave to bend. Soft rocks like mudstone and siltstone It is only when the water enters shallower areas that the water itself moves forward. Summer 2 Emerging economies: Asia Studying the emergence of economies in Asia known A concordant coastline is an arrangement of rock strata along the coastline. Hilbre Island (Cheshire) is an example of a possible fieldwork location. GCSE 9-1 Coasts: Erosional Landforms Bundle. - Due to the presence of soft and hard rock, differential erosion occurs, with the soft, less resistant rock (e.g. The meanings of the terms lithology, concordant and discordant coastlines are apparent throughout the lesson. 1 - Approximate locations on the coastline between Durlston Head and Studland Bay, map data: 2022 Google. Geology is the study of the types of rocks that make up the Earth's crust. chalk) May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. pg. In addition, as waves approach a coast, they are refracted so that their energy is concentrated around headlands but reduced around bays. The differing resistance to erosion leads to the formation of headlands and bays. Okay, now we know what coastlines are. In some cases it is estimated that there was a rise . Erosion worsens as the waves becomes stronger. 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. 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. Concordant coastline 2. A concordant coastline with resistant Portland Limestone forming a protective stratum parallel to the sea. What are the impacts of industry on the physical environment? weathering. The United Nations uses coastlines to help determine international boundaries at sea. Originally a band of resistant Portland . Economic opportunities and challenges in Lagos. A case study of a sparsely populated area Himalayan Mountains, A case study of a densely populated area Greater London. Caves, Arches, Stacks and Sumps 3. Then when the wave retreats, the compressed air expands again. The hard rock acts as a protective barrier to the softer rock behind it preventing erosion. Many of our major cities have developed along oceanic coasts as well: think of New York City, Tokyo, Istanbul, Dubai, Hong Kong, and Copenhagen, just to name a few!