Earn points, unlock badges and level up while studying. Which type of underlying geology is most likely to be formed into straight cliffs? Learn vocabulary, terms, and more with flashcards, games, and other study tools. Discordant coastlines are characterised by different bands of rocks running perpendicular to the coast. They are more common in winterthan in the summer. 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. Concordant coastline Uncordant coastline Variable coastline 8. The sea attacks a weakness in the base of the cliff. Lulworth Cove is a World Heritage site and part of the Heritage Coastline. Figure 3: Location of Lulworth Cove, Dorset, UK, map data: 2022 Google. 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. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Specifically looking at the differences between concordant and discordant coastlines. 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. What challenges have been caused by urban growth in Mumbai? Almera in Spain: a large-scale agricultural development, Sustainable Food Supplies in an LIC Bangladesh. 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 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. Lulworth cove where an oval shaped bay has been formed by more rapid erosion of the less resistant clay that lie behind the . What is the location and importance of Rio de Janeiro? How does flooding affect humans and the environment? Did you know? Be perfectly prepared on time with an individual plan. How are Nigerias trading and political relationships changing? Swam in the ocean? Wave refraction involves waves breaking onto an irregularly shaped coastline, e.g. The coastline between Durlston Head and Studland Bay in Dorset, UK, is a great example of a discordant coastline. The sea has broken through this barrier and easily eroded the clays behind it. What is the Demographic Transition Model? Landscapes. English: - Romeo and Juliet (York Notes) 978-1447982234 An Inspector Calls (York Notes) 978-1447982166 GCSE English Literature for AQA . The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. What are active, dormant and extinct volcanoes? May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. 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. 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! When a stretch of coastline is formed from different types of rock, headlands and bays can form. Ripples are created; these ripples will become waves if the wind is sustained. Now you can find what you're looking for wherever it lives. 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 . Originally a band of resistant Portland . Coastlines where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant coastlines. 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 . 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. Emergent coastlines happen when either the water level has fallen or the land has risen. Human and physical factors causing river flooding. Lulworth . The fetch, often called the fetch length, is the length of water over which a given wind has blown. 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 ria coast hosts multiple rias. Okay, now we know what coastlines are. The concordant coast may take one of two landform types. A famous example of a coastline. True or False: In 1982, the United Nations Convention on the Law of the Sea created international maritime boundaries based on relative naval power. The northern part is Eocene clay (Barton Beds), including significant deposits of Purbeck Ball Clay. Published by at February 16, 2022. Which landforms result from moving or melting ice? The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. Geology is the study of the types of rocks that make up the Earth's crust. The differing resistance to erosion leads to the formation of headlands and bays. 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 differing resistance to erosion leads to the formation of headlands and bays. A unique coastline within the UK is Lulworth Cove in Dorset. BBC Bitesize Geoguessr Google Maps Gapminder . 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). How is urban planning improving the quality of life for the urban poor in Mumbai? The process of erosion can create different landforms along the coastline. In 2001 it was inscribed as a World Heritage Site by UNESCO for the outstanding universal value of its rocks, fossils and landforms. The Earth has around 620,000 kilometres (390,000 mi) of coastline. Start studying BBC Geography Bitesize: Coastal Processes. Approximately 40% of all people live within 100km of a coastline. Three complete lessons and a worksheet pack that cover the main erosional coastal landforms. 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. Sheep's Head Peninsula to the south formed from more resistant coarse sandstone, projects out 21 km. A concordant coastline occurs where the bands of differing rock types run parallel to the coast. How is urban planning improving the quality of life for the urban poor in Rio de Janeiro? This continual process can weaken the joints and cracks in the cliff, causing pieces of rock to break off. 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 . A concordant coastline has the same type of rock along its. Find this Pin and more on KS4 Changing Landscapes of the UK by Mr Haden. Along the coastline of Dorset, there are concordant and discordant coastlines. The coast is the border between the land and the sea. This differential erosion creates headlands and bays along discordant coastlines. Touch device users . 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. A concordant coastline is an arrangement of rock strata along the coastline. The water. 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). What are Mumbais social and economic opportunities? The image below shows how the refracted wave becomes increasingly parallel to the shoreline. (8) Coasts - Grade Booster Geog' Clips This belongs to: _____. Many of these types of coastlines were actually formed toward the end of the Last Glacial Period (LGP). Emergent Coastlines. Faulting is the fracturing of rock with movement from its original position. 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. 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. Hilbre Island (Cheshire) is an example of a possible fieldwork location. Let's take a look at some of the different types of coastlines and their role in our geopolitics and global climate. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. How is a cold environment interdependent? GCSE and A Level Geography Revision. It has a variety of other micro-features and a unique geology. While not every UN member has ratified UNCLAS, most nations abide by it anyway. What are the economic and environmental issues of energy production? A submergent coastline is a coastline that has submerged below the water. What are shanty town improvement schemes? Changing rates of rainforest deforestation. 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). As the wave approaches the coast, it gains height and drops onto a steep beach. The updated BBC Bitesize website has a great video on . 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. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. GCSE Geography Coastal landscapes in the UK learning resources for adults, children, parents and teachers. More recently the village was affected by the tragic floods of 1953 that claimed the lives of 76 Norfolk . Either way, there is now a (bit of) coastline that is no longer submerged under water. A case study of a sparsely populated area Himalayan Mountains, A case study of a densely populated area Greater London. Best free resources for CAIE IGCSE Geography 0460 Theory including summarized notes, topical and past paper walk through videos by top students. Two Earthquakes Compared Nepal and LAquila, Lombok Indonesia Earthquake 2018 Case Study, 2018 Sulawesi Indonesia Earthquake and Tsunami Case Study. caused by the shrinkage of igneous rock as it cools. Anak Krakatau & Sunda Strait Tsunami Indonesia Case Study 2018. over 1m. As Thor says, not bad at all. Shingle ridge reconnected island of Portland Bill to land (a tombolo). Resistant Cretaceous Chalk forms the Foreland headland, projecting 2.5 km to the north. What is the impact of humans on the savanna? How has the growth of Lagos caused inequality? Besides hosting a multitude of specialised plants and animals, coastlines are also critical to our economic and political infrastructures, providing people with sources of food and livelihoods and allowing us to determine where our borders actually end. Wave diffraction happens when the narrow opening to the cove causes the waves to bend, creating an arc shape wave. The concordant coastline runs from west to east along the south 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. A wave-cut notch is created by erosional processes such . What challenges are associated with the growth of Rio? Which of the following are associated with discordant coastlines? The processes have been operating over the last 8000 years. Economic losses to businesses if areas become unattractive and depopulated. The sediment acts as a tool on the cliff, chiselling away at the surface and gradually wearing it down by removing small particles. Practice Questions: Slideshow 2773107 by chanel Adapted from BBC. What is the distance between trough and crest called? Touch device users . Our geography videos are developed with links to various specifications including Geography GCSE, Geography IGCSE, Geography AS-level, Geography A-level, Geography IA-level, Geography National 5, Geography Higher. True or False: Ria coastlines and Dalmatian landforms are both associated with submergent coastlines. Use the resources provided to write notes that Wave Refraction and Coastal Defences. The soft rock is made of clay and sands, and the hard rock is chalk and limestone. The coastline determines everything. - Internet Geography What is a concordant coastline? Coastlines will expand as climate change continues. The low-energy wave spills into the bays as . As mentioned earlier, discordant coastlines form headlands and bays; on the other hand, concordant coastlines form coves. concordant and discordant coastlines bbc bitesize Call us (+254) 722 22 99 44 Email polucon@polucon.com Our Laboratories Nairobi & Mombasa washington sports club glover park Home Services concordant and discordant coastlines bbc bitesize Micro-Biology Services Agri - Services Instrumentation Division Environment Division Petroleum Division Waves drag in the shallow water approaching a headland so the wave becomes high, steep and short. The low-energy wave spills into the bays as . The Jurassic Coast begins at Orcombe . Pinterest. The hard rock shields the soft rock from erosion. 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 net result is that the sediment gets smaller and smaller over time. How does geology affect the formation of river landforms? A chalk cliff face is at the back of the cove. The swash of a destructive wave is much weaker than its backwash. Discordant coasts have a crenellated pattern of projecting headlands and indented bays. 4 - the process of forming Lulworth Cove, Dorset, UK. Coastlines of Submergence: i. Ria Coast: During the Ice Age a great deal of water was locked up in ice. During the Devensian Glacial eustatic changes lowered sea levels by 120 m. At the start of the Holocene Interglacial (10,000 years BP) led to a rapid 100 m eustatic rise in global sea levels, as 3,000 years of ice sheets and glaciers shrank. Case studies Dorset Jurassic coast and Holderness Extended writing tasks 2 a half term. Destructive waves are usually very high, over 1m. Erosional landforms - Coastal landforms - AQA - GCSE Geography Revision - AQA - BBC Bitesize. 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. 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. During the Devensian glacial the sea level was about 100 m lower than today as water was retained in huge ice sheets. Headlands and bays Cliffs along the coastline do not erode at the same pace. A combination of geological structure and sea level riseproduces the morphology of landforms aligned parallel to the coastline. Give the quiz another go and don't forget to read up on this area by heading over to our coasts resources using the topics link at the top of the page. Coastlines are very important to people because they have many uses, but mankind is also placing coastlines under severe threat. Fetch length along with the wind speed (or strength) determines the size of waves produced. On discordant coastlines, differential erosion may occur, where bands of hard and soft rock outcrop at right angles to the sea. (For example the east of the Dorset coast) How Geology affects the coast . When the auto-complete results are available, use the up and down arrows to review and Enter to select. What percent of the global population lives within 100km of a coastline? This results in the formation of headlands and bays. Links to wider reading and an introductory video. 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. Emergent coastlines can have features such as marine terraces, relict sea cliffs, sea stacks, and raised beaches. Discordant. Wave cut platforms as illustrated in the diagram and shown in the photograph are remnants of the previous cliff line. If you've been to the beach, you've been to a coastline! Sea level rise at the end of the Devensian Glacial overtopped the low points of the anticlines and the sea flooded synclines. Selenium Deficiency In Baby Goats, 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. Sign up to highlight and take notes. Straight coastline now formed by a concordant band of constant chalk. The three major coastal processes include erosion, transportation and deposition. Consequently, the water from the sea sweeps away the soft rocks leaving behind a circular land formation known as a cove. B Gradually the . Concordant coastline 2. Sea turtles return to coasts to lay their eggs, and birds like gulls and pelicans do much of their hunting near the shore. The differing resistance to erosion leads to the formation of headlands and bays. The concordant coastline runs from west to east along the south coast. The UK's coastline is 31,368 km long (if you include all the main islands). What are the physical characteristics of cold environments? These act as agents of erosion because their . It is one of the best examples in Europe of the stages of erosion on a concordant coastline. Discordant coastline . full verbatim. The Earth has around 620,000 kilometres (390,000 mi) of coastline. The length of perimeter approx 2km. Tunisia Case Study. A concordant coastline produced by the geological structure of folds parallel to the coast. A concordant coastline with resistant Portland Limestone forming a protective stratum parallel to the sea. The time wind takes to blow, wind speed and the fetch (distance the sea has covered) influence wave sizes. Examples of discordant coastlines are Bantry Bay and Dingle Bay found in Ireland while an example of a concordant coastline is Lulworth Cove. The rock types are typically of . Bits of rock and sand that the waves have picked up are thrown against the cliff face. This happened over about 1000 years, (very rapid) and submerged coastlines. Coastal. The Early Cretaceous, sometimes known as Lower Cretaceous, is the period stretching from 145 million years ago to 100.5 million years ago. How far out to territorial waters extend from the coast (or baseline)? 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. Set individual study goals and earn points reaching them. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. ALEVEL GEOGRAPHY - COASTAL LANDSCAPES | EQ1 : the littoral zone ; offshore, nearshore and backshore. What are the effects of economic development in Nigeria on quality of life? You need to do some work on landforms of coastal erosion. By contrast, when the rock strata are perpendicular to the coastline, the coast is referred to as discordant. Today. How has rainforest vegetation adapted to the climate? Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). Waves can be gentle and infrequent or more significant, more frequent, and more powerful. The sea attacks a weakness in the base of the cliff. Add in the missing words. Where the rock outcrops run parallel to the sea. starter: Students examine the picture and discuss what is happening to the houses and why. Caves occur when waves force their way into cracks in the cliff face. 0. lulworth cove concordant coastline. Castleton A tourist honey pot in The Peak District, Case Study Inner City Redevelopment Londons Docklands. Shake Hands With Beef Girl, Fun Fact: Lulworth Cove is a World Heritage Site and attracts approximately 500,000 visitors a year. -Erode the coast-Short wave length, high and steep. Meltwater rivers on land beyond the ice front deposited thick layers of sand and gravels onto outwash plains (sandurs). The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. The Dorset Coast contains a range of landforms including Durdle Door, Lulworth Cove . What is a concordant coastline? Discordant coastlines form where geology alternates between bands of hard and soft rock (see image below). How have animals adapted to cold environments? Concordant coastlines are characterised by bands of similar types of rocks running parallel to the coast. how to change text duration on reels. You know your landforms of coastal erosion. They are most common where .. is short. Headlands and bays can form on concordant coastlines too, as has happened . These will be exam question style ranging from 4, 6 and 9 mark questions. concordant and discordant coastlines bbc bitesize. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. The River Tees landforms of erosion and deposition, Case Study Ganges/Brahmaputra River Basin, Geological time is on a different time to human time, Different rocks create contrasting landforms and landscapes. Concordant and discordant coasts . Waves are the main reason for coastal change. During a storm, the most common waves are destructive. A concordant coastline is an arrangement of rock strata along the coastline. What are the environmental impacts of economic development in Nigeria? Sediment Cells. The cove is located in a South West England County known as Dorset that is found along the English Channel. Fun Fact: if you are interested in dinosaurs and dinosaur fossils, Durlston Bay is a renowned site for Early Cretaceous fossils. The three marine processes that shape the coastline are erosion, transportation, and deposition. Lines of islands separated by narrow sea channels parallel to the coast (sounds). Full lesson covering the different types of erosion and geology along the coast. Create and find flashcards in record time. GCSE 9-1 Coasts: Erosional Landforms Bundle. As mentioned earlier, discordant coastlines form headlands and bays; on the other hand, concordant coastlines form coves. Best study tips and tricks for your exams. More resistant Jurassic Portland Limestone forms the Peveril Point headland to the south, projecting out by 1 km. Fig. Hydraulic action, attrition, abrasion, and corrosion. 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. Transportation is the movement of material from a coastline--such as sand and gravel--while deposition is the addition of material to a coastline. A discordant coastline occurs where bands of different rock type run perpendicular to the coast. Soluble materials dissolve in water and are carried along. (bands) of hard rock and soft rock; many bays and headlands. Paw Patrol Does Ryder Have A Crush On Katie, rhodes funeral home karnes city, texas obituaries, luxury homes for sale in oakville ontario. pg. Adapted from BBC. The hard rock acts as a protective barrier to the softer rock behind it preventing erosion. 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. . Ria coastlines are a type of submergent coastline, but Dalmation landforms are associated with concordant coastlines. The outer hard rock is Portland limestone. They are more common in . Create flashcards in notes completely automatically. What are the differences in global calorie intake and food supply? Whenever you search in PBworks, Dokkio Sidebar (from the makers of PBworks) will run the same search in your Drive, Dropbox, OneDrive, Gmail, and Slack. Unique access to harvest all resources within the EEZ, including fishing and fracking. Create your own unique website with customizable templates. They form as a ledge of bedrock left behind as the dliff retreats. Their wavelength is .and a.. frequency (8-10 waves per minute). These are where rock strata or structures are aligned at an angle to the coastline. . In Cork in the south west of the Republic of Ireland, Formed from less resistant Carboniferous Limestone. If the direction of the classification is not the same .