concordant and discordant coastlines bbc bitesize

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Which of the following is NOT a major process through which waves shape the coast? The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. 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! Have you ever gone for a stroll on a beach? What challenges are associated with the growth of Rio? 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. The meanings of the terms lithology, concordant and discordant coastlines are apparent throughout the lesson. Type # 1. Coastlines with the same type of rock along its length tend to have fewer features ad are called concordant coastline. As stated earlier, coves are formed out of concordant coastlines. starter: Students examine the picture and discuss what is happening to the houses and why. The processes have been operating over the last 8000 years. Extreme weather in the UK Beast from the East, Extreme Weather in the UK Summer Heatwave 2018. They have a mainly circular orbit, a .. gradient. The Dorset Coast contains a range of landforms including Durdle Door, Lulworth Cove . concordant coastlines. This happened over about 1000 years, (very rapid) and submerged coastlines. Did you know? Insert links to other pages or uploaded files. (adsbygoogle = window.adsbygoogle || []).push({}); If you've found the resources on this page useful please consider making a secure donation via PayPal to support the development of the site. Figure 3: Location of Lulworth Cove, Dorset, UK, map data: 2022 Google. 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. Will you pass the quiz? of the users don't pass the Coastlines quiz! Concordant coastlines tend to have fewer bays and headlands. May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. A wave-cut notch is created by erosional processes such . Safe access points to the shoreline at several points around the edge. How did the temperate deciduous woodland get like this? Soluble materials dissolve in water and are carried along. This quiz focusses in particular on those features which are caused by coastal erosion. Destructive waves are usually . The Dorset Coast, located to the south of England on the English Channel, runs from Lymme Regis in the west, past Old Harry Rocks in Purbeck to Highcliffe in the east. The sea attacks a weakness in the base of the cliff. The processes have been operating over the last 8000 years. Wave diffraction happens when the narrow opening to the cove causes the waves to bend, creating an arc shape wave. Coastlines of Submergence: i. Ria Coast: During the Ice Age a great deal of water was locked up in ice. Have all your study materials in one place. A concordant coastline is where the same rock runs along the length of the coast. Deformation is the degree of tilting of folding ofrock. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). The discordant coastline runs from Adapted from BBC. pg. Erosion worsens as the waves becomes stronger. PBworks / Help However, when the hard rocks punctured by either faults or ridges, inland soft rocks yield to erosion. 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. concordant and discordant coastlines bbc bitesize - hillsboro, ohio newspaper classifieds - hillsboro, ohio newspaper classifieds - Select all that apply. Explore. discordant coastlines. An explanation of the formation of the cove can be found on the right. If you continue to use this site we will assume that you are happy with it. By contrast, when the rock strata are perpendicular to the coastline, the coast is referred to as discordant. Erosion worsens as the waves becomes stronger. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). They are, for the time being, out of reach of the current wave action and will therefore not be affected by them. Wrong! The outer layers of the coastline, those directly on the waterline, are Portland and Purbeck limestone, and they have been eroded away over many years. Discordant coastlines occur when bands of different types of rocks run perpendicular (at 90 degrees) to the coast. 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 May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. Waves move up and down there is no horizontal movement. This area of the Jurassic coastline provides a habitat for a diverse range of natural life, particularly butterflies. A concordant coastline has the same type. Landforms in the middle course of a river. The meanings of the terms lithology, concordant and discordant coastlines are apparent throughout the lesson. . It can be reached at low tide by walking from the mainland. Where the rock outcrops run parallel to the sea. - Due to the presence of soft and hard rock, differential erosion occurs, with the soft, less resistant rock (e.g. 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). Free and expert-verified textbook solutions. What challenges have been caused by urban growth in Mumbai? Soft rocks like mudstone and siltstone Upload unlimited documents and save them online. How has hot desert vegetation adapted to the climate? If the coastline is concordant then the coastline will have the same type of rock all the way down the coastline, because the ropck is running parallel to the coastline. Secondly, erosion of concordant coastlines results in the formation of coves while the erosion of discordant coastlines results in headlands and bays. This belongs to: _____. 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. Touch device users . What factors influence the effects and response to tectonic activity? The rise in sea level can be the result of an increase in water volume or the sinking of the land's surface. 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. Meltwater rivers on land beyond the ice front deposited thick layers of sand and gravels onto outwash plains (sandurs). If the coastline is concordant then the coastline will have the same type of rock all the way down the coastline, because the ropck is running parallel to the coastline. Large particles like boulders are pushed along the bottom of the river bed/sea by the force of the water. They have a. gradient, typically under . What percent of the global population lives within 100km of a coastline? 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. Originally a band of resistant Portland . What is the Demographic Transition Model? Consequently headlands and bays form along discordant coastlines and whilst headlands remain exposed to the force of the waves, bays are sheltered. 2: Durlston headland and bay (https://en.wikipedia.org/wiki/File:Durlston_bay_from_durlston_castle.jpg) by Jim Champion (https://commons.wikimedia.org/wiki/User:JimChampion) licensed by CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0/deed.en), Fig. Sediment Cells. This. Concordant Coasts . While discordant coastlines have bands of different rock types running perpendicular to the coast, concordant coastlines have bands of similar rock types running parallel (alongside) to the coast. Coasts Revision Booklet. A concordant coastline has the same type of rock. The gradual breakdown of rocks due to . 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. As our Earth warms, glaciers melt, causing the sea level to rise. A coastline is an area where land meets the water. Headlands and bays can form on concordant coastlines too, as has happened . What is the role of transnational companies in Nigeria? - Due to the presence of soft and hard rock, differential erosion occurs, with the soft, less resistant rock (e.g. 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 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. This creates a cove which is a circular area of water with a relatively narrow entrance way from the sea. Introduction to the location of the Delta. 0. lulworth cove concordant coastline. A combination of geological structure and sea level riseproduces the morphology of landforms aligned parallel to the coastline. Discordant and concordant coasts in Dorset. Find out more about concordant coastlines. The more the waves crash onto the beach, the more sediment is washed out to sea. What are shanty town improvement schemes? Or built a sand castle next to the waves? Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. They are also called spilling or surging waves. What is the structure of the tropical rainforest? Create and find flashcards in record time. Headlands and Bays 2. How is demand for energy changing in the UK? 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. During this time, glaciers and ice sheets were retreating, causing a rise in global sea levels and localised changes in land height. The Earth has around 620,000 kilometres (390,000 mi) of coastline. A joint is a fracture of rock without movement from the original position, e.g. Caves occur when waves force their way into cracks in the cliff face. Concordant coastlines are also called 'concordant longitudinal' or 'Pacific type' coastlines. Assessment week 2 (WB 24th February 2020) - End of unit test - Physical landscapes of the UK. North of Swanage, the chalk outcrop creates the headland which includes Old Harry Rocks. A case study of the coastal recession at the Nile Delta for Edexcel A Level Geography. The Jurassic Coast is a hugely diverse and beautiful landscape underpinned by incredible geology of global importance. More resistant Jurassic Portland Limestone forms the Peveril Point headland to the south, projecting out by 1 km. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. geography revision coastal landforms 264.4K views Discover short videos related to geography revision coastal landforms on TikTok. . Waves can be gentle and infrequent or more significant, more frequent, and more powerful. The coastal environment of the world is made up of a wide variety of landforms manifested in a spectrum of sizes and shapes ranging from gently sloping beaches to high cliffs, yet coastal landforms are best considered in two broad . BBC Bitesize. In 2001 it was inscribed as a World Heritage Site by UNESCO for the outstanding universal value of its rocks, fossils and landforms. It has a discordant coastline along the east and concordant coastline along the south. Which landforms result from moving or melting ice? The Dorset Coast contains a range of landforms including Durdle Door, Lulworth Cove . Joints,Dips and Faults in terms of rocks. Links to wider reading and an introductory video. Soft engineering: Beach nourishment is a type of soft approach. Chesil Beach in Dorset was formed this way. A concordant coastline diminated by limestone in the map has the same type of rock along its length. Type # 1. This differential erosion creates headlands and bays along discordant coastlines. The concordant coastline runs from west to east along the south coast. These Dalmatian types normally occur . Fetch length along with the wind speed (or strength) determines the size of waves produced. Emergent Coastlines. Along the coastline of Dorset, there are concordant and discordant coastlines. Where are Temperate Deciduous Woodlands Located? How does flooding affect humans and the environment? If you have, then you've been to a coast and walked along a coastline. Erosion Sea forces change coastal landscapes with the wind being the major source of waves. This happened over about 1000 years, (very rapid) and submerged coastlines. . Terms of use / Privacy policy / GDPR, About this workspace Lulworth Cove is located on the so-called Jurassic Coast, spanning 185 million years of geological history, from the Triassic (252 - 201 million years ago), Jurassic (199.6 - 145.5 million years ago), and Cretaceous (145 - 66 million years ago) periods. They are gentle, flat waves with a strong swash and a weak backwash; as a result, constructive waves build beaches. 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 ). Unique access to harvest all resources within the EEZ, including fishing and fracking. It's a way of having all my information in one place. A concordant coastline comprises bands of different rock types that run parallel to the shore. True or False: In 1982, the United Nations Convention on the Law of the Sea created international maritime boundaries based on relative naval power. Case studies Dorset Jurassic coast and Holderness Extended writing tasks 2 a half term. The differing resistance to erosion leads to the formation of headlands and bays. Find this Pin and more on KS4 Changing Landscapes of the UK by Mr Haden. A wave-cut notch is created by erosional processes such . Concordant coastline Uncordant coastline Variable coastline 8. Wave cut platforms as illustrated in the diagram and shown in the photograph are remnants of the previous cliff line. Or in other words, these types of coastlines have the same type of rock all along its length. More recently the village was affected by the tragic floods of 1953 that claimed the lives of 76 Norfolk . An example of a popular cove situated in a concordant coastline is the Lulworth Cove. Wave refraction involves waves breaking onto an irregularly shaped coastline, e.g. The differing resistance to erosion leads to the formation of headlands and bays. 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. 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 . Best study tips and tricks for your exams. The UK's coastline is 31,368 km long (if you include all the main islands). Coastlines of Emergence. Emergent Coastlines. 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. What are the air masses that affect the UK? Concordant and discordant coasts . In addition, as waves approach a coast, they are refracted so that their energy is concentrated around headlands but reduced around bays. As a result, it does not travel far up it. The coastline determines everything. . Resistant Cretaceous Chalk forms the Foreland headland, projecting 2.5 km to the north. material at the coast and in a river. 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. 2. These act as agents of erosion because their . This process happens over thousands of years. They are most common where fetchis short. The low-energy wave spills into the bays as . How are Nigerias trading and political relationships changing? Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. What are the differences in global calorie intake and food supply? The water, with an endless supply of waves, whether pounding or gentle ripples, is constantly changing coastlines around the globe. This belongs to: _____. Paired spits formed parallel to the coast with haff lagoon behind at the mouth of the River Vistula in Gdansk. What are Mumbais social and economic opportunities? Changing rates of rainforest deforestation. A submergent coastline is a coastline that has submerged below the water. Concordant coastlines tend to have fewer bays and headlands. About 40% of the global population lives within 100km of a coastline. Wrong! As we mentioned earlier, this tends to shift the coastline further inland. In the Holocene Interglacial constructive waves pushed the ride of sands and gravel landwards as sea levels rose. How has rainforest vegetation adapted to the climate? weathering. Over time the sea can wash away an entire coastline, forcing back human uses of that land (such as settlements or farms) and letting the sea . Lulworth Cove and Stair Hole, with narrow openings, widening laterally parallel to the coast. The three major coastal processes include erosion, transportation and deposition. a headland separated by two bays. Bands of soft rock such as clay and sand are weaker therefore can be eroded quickly. Aqa. Erosion worsens as the waves becomes stronger. Along the coastline of Dorset, there are concordant and discordant coastlines. Importance of the Delta for the region. Fun Fact: Lulworth Cove is a World Heritage Site and attracts approximately 500,000 visitors a year. 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 . What problems are caused by global warming? (For example the east of the Dorset coast) How Geology affects the coast . guildford school of acting auditions; gilroy google font alternative; cuisinart steamer insert; Blog Post Title February 26, 2018. While there are fjords all over the world, the most renowned fjord coasts are in Norway--and in fact, "fjord" is a Norwegian word. 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. GCSE Geography Coastal landscapes in the UK learning resources for adults, children, parents and teachers. The water. Sea turtles return to coasts to lay their eggs, and birds like gulls and pelicans do much of their hunting near the shore. Everything you need for your studies in one place. A wave-cut platform is a wide, gently sloping surface found at the cliff's base and extends into the sea. Coastlines also help us demarcate international boundaries. 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 hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. One of the topics looked at in GCSE Geography is the features that are found on a coastline. chalk) May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. pptx, 1.58 MB. The length of perimeter approx 2km. The coast is the border between the land and the sea. The bands of soft rock, such as sand . What is chemical and mechanical weathering? It is used in geography and meteorology and is usually associated with coastal erosion.It plays a large part in longshore drift as well. Lulworth Cove has occurred on a concordant coastline. Waves interact with land through three major marine processes: erosion, transportation, and deposition. Use the resources provided to write notes that Wave Refraction and Coastal Defences. The differing resistance to erosion leads to the formation of headlands and bays. [5] The arch has formed on a concordant coastline where bands of rock run parallel to the shoreline. These processes are happening constantly and usually work in conjunction to produce coastal features. In some cases it is estimated that there was a rise . Add in the missing words. Swam in the ocean? This is considered sovereign national territory, the same as boundaries on land. What does scenery formed by erosion look like? (BBC, 2006). Ria coastlines are a type of submergent coastline, but Dalmation landforms are associated with concordant coastlines. When the auto-complete results are available, use the up and down arrows to review and Enter to select. The three marine processes that shape the coastline are erosion, transportation, and deposition. This is called a discordant coastline. Discordant coasts are also known as Atlantic coasts, after the Cork coastline in the Republic of Ireland. 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 concordant coastline runs from west to east along the south coast. Many emergent coastlines have existed since the glacial phases of the Pleistocene Epoch, which lasted from about 2,580,000 and 11,700 years ago because the sea levels were much lower than they are today. Which of the following is NOT typically found in a coastal ecosystem? Economic activities in glaciated upland areas, Glaciation Photo gallery Goat Fell, Isle of Arran. Beara Peninsula to the north formed from more resistant Devonian Old Red Sandstone and projects 35 km into the Atlantic Ocean. Named after the Dalmatia region on the Adriatic Sea. True or False: Ria coastlines and Dalmatian landforms are both associated with submergent coastlines. Economic losses to businesses if areas become unattractive and depopulated. . The latter can happen when tectonic forces lowered the land level or when river deposits and compaction of alluvial (river) sediments occur. StudySmarter is commited to creating, free, high quality explainations, opening education to all. Headlands and bays Cliffs along the coastline do not erode at the same pace. A coastline with the same type of rock along its length; fewer bays and headlands. Where the rock outcrops run parallel to the sea. These are where rock strata or structures are aligned at an angle to the coastline. It has a variety of other micro-features and a unique geology. What factors affect population density and distribution? As these systems develop at sea, communities along coastlines are the most vulnerable to any potential destruction. Set individual study goals and earn points reaching them. The low-energy wave spills into the bays as . Corrosion is also known as solution. Erosional landforms - Coastal landforms - AQA - GCSE Geography Revision - AQA - BBC Bitesize. If they move in opposite directions - one increases while the other decreases - then the pair is discordant. Sustainable Management of the Tropical Rainforest, Sustainable Management of the Amazon Rainforest. Add in the missing words. Ways destructive waves destroy the coastline . Key Question: What are the different landforms of the Jurassic Coast? Its 100% free. These will be exam question style ranging from 4, 6 and 9 mark questions. Create the most beautiful study materials using our templates. Extended writing tasks 2 a half term. Strata are different layers (or beds) of rock. As the wave approaches a coast, its progress is modified due to friction from the seabed, halting the motion of waves. What is the site and situation of a settlement? Shake Hands With Beef Girl, Watch popular content from the following creators: ambs(@aambersaunders), Revision(@lastminstudies), - (@alevelhelp.32), GCSE revision 2022(@revision.2022), BBC Bitesize(@bbcbitesize), Revision(@lastminstudies), Revision . Be perfectly prepared on time with an individual plan. In 2001 it was inscribed as a World Heritage Site by UNESCO for the outstanding universal value of its rocks, fossils and landforms. 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 . Concordant coastlines are characterised by bands of similar types of rocks running parallel to the coast. 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. During the Devensian glacial the sea level was about 100 m lower than today as water was retained in huge ice sheets. Limestone Case Study Malham, The Yorkshire Dales. Bits of rock and sand that the waves have picked up are thrown against the cliff face. What are the physical characteristics of cold environments? International migration from Syria to Europe, Japan A country with a high dependent population. 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. than in summer. e.g. how to change text duration on reels. The rock strata are almost vertical, and the bands of rock are quite narrow. A concordant coastline diminated by limestone in the map has the same type of rock along its length. These are coastlines where the bands of rock run perpendicular to the coastline meaning . This lesson was designed initially for an interview, and worked really well for a 50 minute lesson duration. Create flashcards in notes completely automatically. Pebble sized particles are bounced along the river bed/sea by the force of the water. The sea has broken through this barrier and easily eroded the clays behind it. One of the topics looked at in GCSE Geography is the features that are found on a coastline. Protection of cold environments as wilderness areas. If the direction of classifications is the same, the pairs are concordant. Constructed by Australian soldiers over the course of 13 years and officially opened in 1932, the Great Ocean Road is dedicated to fallen soldiers of . Opportunities and Challenges in the Sahara Desert, Opportunities and Challenges in the Thar Desert, Opportunities and Challenges in the Western Desert. 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.

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