What are they? If you have, then you've been to a coast and walked along a coastline. Published by at February 16, 2022. Concordant coastline. Spits were formed in river mouths where the river was powerful enough to break through the sand ridge to the sea. (For example the south or the Dorset coast) . Coastal Geology. North of Swanage, the chalk outcrop creates the headland which includes Old Harry Rocks. Waves drag in the shallow water approaching a headland so the wave becomes high, steep and short. Where are polar and tundra environments located? This produces lines of narrow islands parallel to the coast formed by projecting sections of anticlines. 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. In addition, as waves approach a coast, they are refracted so that their energy is concentrated around headlands but reduced around bays. The site is self-funded and your support is really appreciated. Bay and headland - Durdle Door, Dorset. Coastlines of Submergence: i. Ria Coast: During the Ice Age a great deal of water was locked up in ice. (For example the east of the Dorset coast) How Geology affects the coast . The Dorset Coast contains a range of landforms including Durdle Door, Lulworth Cove . Discordant These are where rock strata or structures are aligned at an angle to the coastline. In places such as Worbarrow Bay and St Oswald's Bay, lateral widening of coves led to them joining into a single bay, with remnants of the outer Portland left as a line of stumps parallel to the coast, e.g. pptx, 1.58 MB. Concordant coastlines are also called 'concordant longitudinal' or 'Pacific type' coastlines. Sea turtles return to coasts to lay their eggs, and birds like gulls and pelicans do much of their hunting near the shore. Concordant coasts form where geological structure is such that different rock strata or folds are aligned parallel to the coastline. In contrast with emergent coastlines, submergent coastlines are coastlines submerged under water due to rising sea levels. Large particles like boulders are pushed along the bottom of the river bed/sea by the force of the water. How does flooding affect humans and the environment? A combination of geological structure and sea level riseproduces the morphology of landforms aligned parallel to the coastline. Large particles like boulders are pushed along the bottom of the river bed/sea by the force of the water. Coastlines are constantly changing, with sea levels rising or falling, and it is no different with submergent coastlines. English: - Romeo and Juliet (York Notes) 978-1447982234 An Inspector Calls (York Notes) 978-1447982166 GCSE English Literature for AQA . Which type of underlying geology is most likely to be formed into straight cliffs? Erosion. Landscapes. Waves move up and down there is no horizontal movement. Find this Pin and more on KS4 Changing Landscapes of the UK by Mr Haden. 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 . Stacks, headlands, bays, cliffs and wave-cut platforms are all included. Economic losses to businesses if areas become unattractive and depopulated. The Holderness Coastline is in the North of England and runs between the Humber Estuary in the south and a headland at Flamborough head. More resistant strata erode only slowly, and are left projecting into the sea as headlands. UK Sediment Cells Source: Scool. One of the topics looked at in GCSE Geography is the features that are found on a coastline. A coastline is an area where land meets the water. Less resistant rocks are eroded more than the resistant . Watch popular content from the following creators: ambs(@aambersaunders), Revision(@lastminstudies), - (@alevelhelp.32), GCSE revision 2022(@revision.2022), BBC Bitesize(@bbcbitesize), Revision(@lastminstudies), Revision . What is the role of transnational companies in Nigeria? Over time, waves beating against the shore will wear it down (or erode it). The image below shows a wave-cut platform formed at Flamborough, Holderness Coast. Click To Play 1. Caves, arches, stacks and stumps Weathering and erosion can create caves, arches, stacks and stumps along a headland. Concordant coastlines tend to have fewer bays . A wave-cut platform is a wide, gently sloping surface found at the cliff's base and extends into the sea. Why is the Human Development Index important? 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. Full lesson covering the different types of erosion and geology along the coast. Sediment Cells. Coastlines where the geology alternates between bands of hard and soft rock which are perpendicular to the shore are called discordant coastlines. 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 concordant coastline. How can we increase the amount of food produced globally? Discordant coasts forms where geological structure is such that different rock strata of folds are aligned at an angle to the coastline. Assessment week 2 (WB 24th February 2020) - End of unit test - Physical landscapes of the UK. Over 10 million students from across the world are already learning smarter. Coastlines with the same type of rock along its length tend to have fewer features ad are called concordant coastline. She is cooler than I am and has a life instead of enough time to make this. 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. Along the coastline of Dorset, there are concordant and discordant coastlines. Awesome, well done! Use the resources provided to write notes that The longer the fetch length and the faster the wind speed, the . This cove is located near the village of West Lulworth and is one of the best examples of a concordant coastline. . Now you can find what you're looking for wherever it lives. Destructive waves are usually very high, over 1m. 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. A concordant coastline has the same type of rock along its. Concordant and discordant coastlines. 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. Numerous plants and animals have adapted to live along coastlines. Rocks outcrop at right angles to the sea, forming headlands and bays. What are the impacts of industry on the physical environment? 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 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 Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. a headland separated by two bays. Have you ever gone for a stroll on a beach? 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 Both concordant and discordant. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. Even London is built along the River Thames, which flows into the North Sea. The time wind takes to blow, wind speed and the fetch (distance the sea has covered) influence wave sizes. Coastal. What is the impact of humans on the desert? 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. By contrast, when the rock strata are perpendicular to the coastline, the coast is referred to as discordant. It has a discordant coastline along the east and concordant coastline along the south. Discordant coastlines occur when bands of different types of rocks run perpendicular (at 90 degrees) to the coast. Touch device users . Both concordant and discordant. How has rainforest vegetation adapted to the climate? The rock types are typically of . Contact the owner / RSS feed / This workspace is public, Rivers, Floods and Management (Physical Core), Drive, Dropbox, OneDrive, Gmail, and Slack. The United Nations uses coastlines to help determine international boundaries at sea. These Dalmatian types normally occur . Discordant These are where rock strata or structures are aligned at an angle to the coastline. Take a look at our resources under Topics in the menu at the top of the page. A bedding plane is the interface between two sedimentary strata. Safe access points to the shoreline at several points around the edge. 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). Extreme weather in the UK Beast from the East, Extreme Weather in the UK Summer Heatwave 2018. 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. Waves can be gentle and infrequent or more significant, more frequent, and more powerful. Specification and other support materials for teachers, including delivery guides Explore. How have animals adapted to cold environments? The cove is located in a South West England County known as Dorset that is found along the English Channel. Less resistant rocks are eroded more than the resistant . More recently the village was affected by the tragic floods of 1953 that claimed the lives of 76 Norfolk . What is migration and why do people migrate? The discordant coastline runs from Studland Bay to Durlston Head as the geology changes from clay and sands, to chalk, to clay and . Historic records indicate that over 250 m of land were lost between 1600 and 1850. Fetch length along with the wind speed (or strength) determines the size of waves produced. A unique coastline within the UK is Lulworth Cove in Dorset. They are more common in . Sustainable development in the desert The Great Green Wall. 3. Case studies Dorset Jurassic coast and Holderness Extended writing tasks 2 a half term. 0. lulworth cove concordant coastline. Little Hilbre Island (Cheshire) by Google Earth / ESRI, Imagery 2016 Getmapping plc, Map data 2016 Google. Emergent coastlines can pop up after tectonic activity, where the land is being pushed up by the tectonic plates. Discordant and concordant coasts in Dorset. The longer the fetch length and the faster the wind speed, the . The length of perimeter approx 2km. 1. South Dorset Coast Dalmatian coastline Formed by faulting and rising sea levels since the end of the last ice age West Cork, Ireland 1.Discordant Coastline 2.Rias Rock strata meets the coast at 90 degrees in parallel bands Weaker rocks (limestones) have been eroded creating long, thin bays (rias) in-between the mudstones and old . How has the growth of Lagos caused inequality? over 1m. Discordant coasts have a crenellated pattern of projecting headlands and indented bays. Seven cliff-top homes are badly damaged as the largest tidal surge in 60 years batters the east coast of England. Emergent coastlines can have features such as marine terraces, relict sea cliffs, sea stacks, and raised beaches. starter: Students examine the picture and discuss what is happening to the houses and why. 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 famous example of a coastline. in height. Coastlines will expand as climate change continues. The amount of energy is dependent on the wind speed, the length of time the . Create flashcards in notes completely automatically. The image below (figure 2) is taken at Durlston Head, which shows the bay (yellow) and the headland (red). A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. There are four major types of coastlines: emergent, submergent, discordant, and concordant. This results in the formation of headlands and bays. Case studies Dorset Jurassic coast and Holderness. concordant and discordant coastlines bbc bitesize. This area of the Jurassic coastline provides a habitat for a diverse range of natural life, particularly butterflies. This is important in delineating who has legal, economic, and military jurisdiction in areas along the coast. Shingle ridge reconnected island of Portland Bill to land (a tombolo). What is the distance between trough and crest called? 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 Economic activities in glaciated upland areas, Glaciation Photo gallery Goat Fell, Isle of Arran. Coastlines are very important to people because they have many uses, but mankind is also placing coastlines under severe threat. An explanation of the formation of the cove can be found on the right. Specifically looking at the differences between concordant and discordant coastlines. The coast is the border between the land and the sea. Coasts can be classified in a variety of . Castleton A tourist honey pot in The Peak District, Case Study Inner City Redevelopment Londons Docklands. Coastlines of Submergence: i. Ria Coast: During the Ice Age a great deal of water was locked up in ice. 4 - the process of forming Lulworth Cove, Dorset, UK. Chesil Beach in Dorset was formed this way. Large colonies of sea lions and seals sleep and breed along coastlines, entering the seas to hunt. What are the environmental impacts of economic development in Nigeria? Specifically looking at the differences between concordant and discordant coastlines. Introduction to the location of the Delta. 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 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. All maps, graphics, flags, photos and original descriptions 2023 worldatlas.com, Coastal Countries With The Shortest Coastline, Meet 12 Incredible Conservation Heroes Saving Our Wildlife From Extinction, India's Leopard God, Waghoba, Aids Wildlife Conservation In The Country, India's Bishnoi Community Has Fearlessly Protected Nature For Over 500 Years, Wildfires And Habitat Loss Are Killing Jaguars In The Amazon Rainforest, In India's Sundarbans: Where People Live Face-To-Face With Wild Tigers, Africa's "Thunderbird" Is At Risk Of Extinction. Headlands and Bays 2. About 40% of the global population lives within 100km of a coastline. Strata are different layers (or beds) of rock. 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. Historic records indicate that over 250 m of land were lost between 1600 and 1850. Human and physical factors causing river flooding. than in summer. The northern part is Eocene clay (Barton Beds), including significant deposits of Purbeck Ball Clay. More resistant Jurassic Portland Limestone forms the Peveril Point headland to the south, projecting out by 1 km. The water, with an endless supply of waves, whether pounding or gentle ripples, is constantly changing coastlines around the globe. The discordant coastline runs from Studland Bay to Durlston Head as the geology changes from clay and sands, to chalk, to clay and . discordant coastlines. Human actions and Physical factors affecting the Delta. What is the difference between a tornado and a hurricane? What is a concordant coastline? A concordant coastline has the same type of rock. The Jurassic Coast begins at Orcombe . Describe the characteristics of destructive waves (3) Coasts - Grade Booster. Coasts are important zones in natural ecosystems, often home to a wide range of biodiversity.On land, they harbor important ecosystems such as . The coastal engineering for the shoreline protection involves: . This lesson was designed initially for an interview, and worked really well for a 50 minute lesson duration. The net result is that the sediment gets smaller and smaller over time. Create the most beautiful study materials using our templates. Best study tips and tricks for your exams. The coast is the border between the land and the sea. 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 . 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! The hard rock shields the soft rock from erosion. Create beautiful notes faster than ever before. Identify the physical process that has shaped the pebble (1) Coasts - Grade Booster. Links to wider reading and an introductory video. A concordant coastline occurs where the bands of differing rock types run parallel to the coast. Lulworth Cove is a classic example of a 'concordant coast' - i.e. Meltwater rivers on land beyond the ice front deposited thick layers of sand and gravels onto outwash plains (sandurs). These act as agents of erosion because their backwashis greater than their swah. Case studies Dorset Jurassic coast and Holderness. 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. Geological structure is the characteristics and arrangement of rock units. Students will learn about different types of rock and will consider how resistance can affect rates of erosion. The relative resistance of rock types influences the degree of indentation of bays. Lulworth Cove is a World Heritage site and part of the Heritage Coastline. Then when the wave retreats, the compressed air expands again. The updated BBC Bitesize website has a great video on . Lines of islands separated by narrow sea channels parallel to the coast (sounds). As our Earth warms, glaciers melt, causing the sea level to rise. Dalmatian coastline Formed by faulting and rising sea levels since the end of the last ice age West Cork, Ireland 1.Discordant Coastline 2.Rias Rock strata meets the coast at 90 degrees in parallel bands Weaker rocks (limestones) have been eroded creating long, thin bays (rias) in-between the mudstones and old . In some cases it is estimated that there was a rise . A concordant coastline is an arrangement of rock strata along the coastline. If you continue to use this site we will assume that you are happy with it. The differing resistance to erosion leads to the formation of headlands and bays. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). The meanings of the terms lithology, concordant and discordant coastlines are apparent throughout the lesson. As the wave approaches the coast, it gains height and drops onto a steep beach. As stated earlier, coves are formed out of concordant coastlines. It is where salts and acids within the seawater will gradually dissolve some types of rock found along the coast. How can the impacts of climate change be managed? Concordant coastlines tend to have fewer bays and headlands. 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. Risks facing the Delta. The Early Cretaceous, sometimes known as Lower Cretaceous, is the period stretching from 145 million years ago to 100.5 million years ago. 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. Discordant. It can be reached at low tide by walking from the mainland. chalk) . Beara Peninsula to the north formed from more resistant Devonian Old Red Sandstone and projects 35 km into the Atlantic Ocean. Hydraulic action, attrition, abrasion, and corrosion. What are the differences in global calorie intake and food supply? How Is Climate Change Impacting The Water Cycle. She is cooler than I am and has a life instead of enough time to make this. The concordant coastline runs from west to east along the south coast. Gcse Geography Revision. Paw Patrol Does Ryder Have A Crush On Katie, Erosion. 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 . Coastlines where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant. The geology of the Isle is complex. Adapted from BBC. Headlands and bays Cliffs along the coastline do not erode at the same pace. Portland limestone erodes very slowly, retreating landwards by marine undercutting and collapse to form a straight W-E coastline. However, when the hard rocks punctured by either faults or ridges, inland soft rocks yield to 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. Can the risks of volcanic eruptions be reduced? Correct! 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. The UK's coastline is 31,368 km long (if you include all the main islands). 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. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. The Earth has around 620,000 kilometres (390,000 mi) of coastline. This means that these waves transport beach material back into the sea, lowering the height of a beach. Teacher. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. Earn points, unlock badges and level up while studying. Stop procrastinating with our smart planner features. Practice Questions: Slideshow 2773107 by chanel Coasts Revision Booklet. Explore. $14 million dollar house maine; Landscapes. The swash of a destructive wave is much weaker than its backwash. Deformation is the degree of tilting of folding ofrock. How do changes affect the balance of an ecosystem? A combination of geological structure and sea level riseproduces the morphology of landforms aligned parallel to the coastline. Where the land rises to the sea there are several parallel strata of Jurassic rocks, including Portland limestone and the . What is the value of the tropical rainforest? 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. If you are citizen of an European Union member nation, you may not use this service unless you are at least 16 years old. The Adriatic Sea itself is a concordant landform, consisting of a body of water between parallel ranges. Coasts are important zones in natural ecosystems, often home to a wide range of biodiversity.On land, they harbor important ecosystems such as . What factors influence the effects and response to tectonic activity? We support the next generation of geographers and geoscientists, with inspiring educational videos for secondary school students and teachers. However, overall, access to a coastline can grant a country food supplies and economic resources that land-locked countries cannot acquire without trade. B Gradually the . A concordant coastline can take one of the following two landform types: An example of a concordant coastline is Lulworth Cove, again, in Dorset, UK (figure 3). The sea attacks a weakness in the base of the cliff. What are shanty town improvement schemes? Lerne mit deinen Freunden und bleibe auf dem richtigen Kurs mit deinen persnlichen Lernstatistiken. A concordant coastline is an arrangement of rock strata along the coastline. A coastline is anywhere where the land meets the water. What are the air masses that affect the UK? concordant coastlines. Explain the process of longshore drift (3) Coasts - Grade Booster. A concordant coastline comprises bands of different rock types that run parallel to the shore. How is a cold environment interdependent? Will you pass the quiz? How has the vegetation in the temperate deciduous forest adapted to the climate? Wave diffraction happens when the narrow opening to the cove causes the waves to bend, creating an arc shape wave. The UK's coastline is 31,368 km long (if you include all the main islands). The extent to which the shape of a beach or coast is created or altered depends mainly on the action of waves upon it. The northern part is Eocene clay (Barton Beds), including significant deposits of Purbeck Ball Clay. Where the land rises to the sea there are several parallel strata of Jurassic rocks, including Portland limestone and the . Originally a band of resistant Portland . https://commons.wikimedia.org/wiki/File:Lulworth.png. 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. A chalk cliff face is at the back of the cove. Discordant These are where rock strata or structures are aligned at an angle to the coastline. Resistant Cretaceous Chalk forms the Foreland headland, projecting 2.5 km to the north. Where are Temperate Deciduous Woodlands Located? Within geography, the definition of a coastline is the area where land meets water. Wrong! Discordant coastline - Source www.bbc.co.uk As soft rock, such as glacial till, is more susceptible to erosion it erodes more rapidly than more resistant rock such as chalk. . The water. Emergent Coastlines. Identify your study strength and weaknesses. Categories . The part of the wave in the deeper water moves forward faster causing the wave to bend. Tip: To turn text into a link, highlight the text, then click on a page or file from the list above. Key Question: What are the different landforms of the Jurassic Coast? For example, this could be a joint in chalk. Named after the Dalmatia region on the Adriatic Sea. 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. Concordant coastline Uncordant coastline Variable coastline 8.
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