Coastlines where the geology alternates between bands of hard and soft rock which are perpendicular to the shore are called discordant coastlines. 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. The rock strata are almost vertical, and the bands of rock are quite narrow. Links to wider reading and an introductory video. Discordant coastlines occur when bands of different types of rocks run perpendicular (at 90 degrees) to the coast. While not every UN member has ratified UNCLAS, most nations abide by it anyway. 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 ). On discordant coastlines, differential erosion may occur, where bands of hard and soft rock outcrop at right angles to the sea. What percent of the global population lives within 100km of a coastline? Long spits of sands run parallel to the low coast, enclosing the coast. The three major coastal processes include erosion, transportation and deposition. Worksheets with answers provided that guide students through sequencing each landform with the emphasis on process detail and geology. Type # 1. Consequently headlands and bays form along discordant coastlines and whilst headlands remain exposed to the force of the waves, bays are sheltered. The concordant coastline runs from west to east along the south coast. discordant coastline diagram - Flix Houphout-Boigny Foundation for For example, both X and Y rate item 1 higher than item 2. Coastlines where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant. Soluble materials dissolve in water and are carried along. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. (bands) of hard rock and soft rock; many bays and headlands. Along the coastline of Dorset, there are concordant and discordant coastlines. 0. lulworth cove concordant coastline. Many of these types of coastlines were actually formed toward the end of the Last Glacial Period (LGP). 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. Adapted from BBC. 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. Full lesson covering the different types of erosion and geology along the coast. There are four major types of coastlines: emergent, submergent, discordant, and concordant. Deformation is the degree of tilting of folding ofrock. One of the topics looked at in GCSE Geography is the features that are found on a coastline. It is a valuable habitat for birds and plants eg a wide array of wading birds like the avocet. Waves can be gentle and infrequent or more significant, more frequent, and more powerful. Many of the major cities built directly along coastlines, such as New York City and Tokyo, will be forced to develop solutions that counter rising sea levels or else abandon waterfront infrastructures and construct further inland. 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. What Is A Concordant Coastline? - WorldAtlas It can be reached at low tide by walking from the mainland. Concordant coastline Uncordant coastline Variable coastline 8. As the wave approaches the coast, it gains height and drops onto a steep beach. Durdle Door - Wikipedia As Thor says, not bad at all. Erosion worsens as the waves becomes stronger. In the Holocene Interglacial constructive waves pushed the ride of sands and gravel landwards as sea levels rose. 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. Concordant Coasts . Concordant and discordant coastlines. Shaping our coasts. The meanings of the terms lithology, concordant and discordant coastlines are apparent throughout the lesson. 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. How has demand for water in the UK changed? 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. What are shanty town improvement schemes? Have all your study materials in one place. Where are polar and tundra environments located? Almera in Spain: a large-scale agricultural development, Sustainable Food Supplies in an LIC Bangladesh. What is the structure of the tropical rainforest? What are the social and economic opportunities associated with the growth of Rio? Both concordant and discordant. Correct! Tip: To turn text into a link, highlight the text, then click on a page or file from the list above. The discordant coastline runs from Studland Bay to Durlston Head as the geology changes from clay and sands, to chalk, to clay and . Sometimes the outer hard rock is punctured allowing the sea to erode the softer rocks behind. Waves are created as wind blows over the water causing friction; this causes the water to start to move in a circular orbit. Concordant coastline. 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. Best free resources for CAIE IGCSE Geography 0460 Theory including summarized notes, topical and past paper walk through videos by top students. 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 A concordant coastline diminated by limestone in the map has the same type of rock along its length. Erosional landforms - Coastal landforms - AQA - GCSE Geography Revision - AQA - BBC Bitesize. Coastal landforms - erosion and deposition - BBC Bitesize Landform change - the Dorset coastline - BBC Bitesize Have you ever gone for a stroll on a beach? The differing resistance to erosion leads to the formation of headlands and bays. lulworth cove concordant coastline | Future Property Exhibiitons Which of the following are associated with discordant coastlines? Use the resources provided to write notes that Wave Refraction and Coastal Defences. The angle these bands make with the coastline makes it either a concordant or discordant coastline. Explain the process of longshore drift (3) Coasts - Grade Booster. Coastlines are very important to people because they have many uses, but mankind is also placing coastlines under severe threat. What is the structure of the Temperate Deciduous Woodland? Ways destructive waves destroy the coastline . Caves occur when waves force their way into cracks in the cliff face. 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). Coastal landscapes in the UK - AQA - BBC Bitesize The length of perimeter approx 2km. Aqa. Anak Krakatau & Sunda Strait Tsunami Indonesia Case Study 2018. 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. Correct! Figure 5: Lulworth Cove in Dorset, UK, map data: 2022 Google. What are concordant and discordant pairs? - Minitab 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. What are the causes of deforestation in the Amazon? As mentioned earlier, discordant coastlines form headlands and bays; on the other hand, concordant coastlines form coves. Create your own unique website with customizable templates. A case study of a sparsely populated area Himalayan Mountains, A case study of a densely populated area Greater London. We support the next generation of geographers and geoscientists, with inspiring educational videos for secondary school students and teachers. Assessment week 2 (WB 24th February 2020) - End of unit test - Physical landscapes of the UK. The three major coastal processes include erosion, transportation and deposition. geography revision coastal landforms 264.4K views Discover short videos related to geography revision coastal landforms on TikTok. Thus, a concordant coastline refers to a coastline that is made up of the same kinds of rocks and arranged parallel to the coast of the sea or ocean. A combination of geological structure and sea level riseproduces the morphology of landforms aligned parallel to the coastline. Coastlines of Submergence: i. Ria Coast: During the Ice Age a great deal of water was locked up in ice. Over 10 million students from across the world are already learning smarter. In 2001 it was inscribed as a World Heritage Site by UNESCO for the outstanding universal value of its rocks, fossils and landforms. shale), eroding quicker than the hard, resistant rock (e.g. . Touch device users . 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. English: - Romeo and Juliet (York Notes) 978-1447982234 An Inspector Calls (York Notes) 978-1447982166 GCSE English Literature for AQA . Both concordant and discordant. The coast is very young due to recent ice ages and resulting sea level change. 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 process of erosion can create different landforms along the coastline. docx, 24.88 KB. Concordant and discordant coasts . B Gradually the . Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. Lulworth cove is a perfect horseshoe bay found on the south coast of England in the county of Dorset, on the Jurassic coastline. Today. The length of perimeter approx 2km. 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. Coastlines with the same type of rock along its length tend to have fewer features ad are called concordant coastline. Select all that apply. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. Pinterest. They are more common in . Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. A famous example of a coastline. Concordant and 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 . The Adriatic Sea itself is a concordant landform, consisting of a body of water between parallel ranges. Discordant These are where rock strata or structures are aligned at an angle to the coastline. Then when the wave retreats, the compressed air expands again. How reliable are economic indicators of development? Emergent coastlines can pop up after tectonic activity, where the land is being pushed up by the tectonic plates. Seven cliff-top homes are badly damaged as the largest tidal surge in 60 years batters the east coast of England. Lulworth Cove is a classic example of a 'concordant coast' - i.e. 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! What is the location and importance of Rio de Janeiro? Coasts Revision Booklet. 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. The relatively gentle profile of the beach with a steep ridge at the top of the beach means that the backwash soaks into the sand or slowly drains away. How does flooding affect humans and the environment? This differential erosion creates headlands and bays along discordant coastlines. 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). How is demand for energy changing in the UK? Use the resources provided to write notes that The longer the fetch length and the faster the wind speed, the . Which of the following are major types of coastlines? Limestone Case Study Malham, The Yorkshire Dales. Tectonic forces produced by the collision of African and Eurasian plates compressed Carboniferous Limestone during the Alpine Orogeny 50 million years ago. Why are deserts located along the tropics? Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). These are found in Haffs, also known as lagoons, on the Baltic Sea's southern shores. Practice Questions: Slideshow 2773107 by chanel Coasts Revision Booklet. These bands of rocks alternate between soft rock and hard rock, all eroding at different rates and in varying ways. The northern part is Eocene clay (Barton Beds), including significant deposits of Purbeck Ball Clay. . Teacher. The Jurassic Coast begins at Orcombe . When a stretch of coastline is formed from. The meanings of the terms lithology, concordant and discordant coastlines are apparent throughout the lesson. than in summer. In some cases it is estimated that there was a rise . Economic losses to businesses if areas become unattractive and depopulated. Importance of the Delta for the region. Their wavelength is long and a low frequency (8-10 waves per minute). Concordant coastlines tend to have fewer bays and headlands. As erosion processes take place, the clay erodes away quicker than the. The rise in sea level can be the result of an increase in water volume or the sinking of the land's surface. The Jurassic Coast is a hugely diverse and beautiful landscape underpinned by incredible geology of global importance. Where the rock outcrops run parallel to the sea. Beara Peninsula to the north formed from more resistant Devonian Old Red Sandstone and projects 35 km into the Atlantic Ocean. Extended writing tasks 2 a half term. 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. Coasts Revision Booklet. 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. Discordant. The differing resistance to erosion leads to the formation of headlands and bays. Emergent coastlines can have features such as marine terraces, relict sea cliffs, sea stacks, and raised beaches. A concordant coastline has the same type. Paw Patrol Does Ryder Have A Crush On Katie, During this time, glaciers and ice sheets were retreating, causing a rise in global sea levels and localised changes in land height. Consequently, the water from the sea sweeps away the soft rocks leaving behind a circular land formation known as a cove. There are two special types of submerged coastlines: ria coasts and fjord coasts. Long offshore islands and coastal inlets are running parallel to the coastline. Categories . Coastlines, where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant coastlines. What are the different types of weathering? Concordant. What problems are caused by global warming? Key Question: What are the different landforms of the Jurassic Coast? The high degree of indentation of Bantry Bay is not solely influenced by the relative resistance of rock types, but also the orientation of strata SW-NE means that they directly face high energy Atlantic waves driven by the prevailing SW wind. Concordant Coasts . BBC Bitesize. What does scenery formed by erosion look like? What is the impact of humans on the desert? May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). During the Devensian glacial the sea level was about 100 m lower than today as water was retained in huge ice sheets. One of the topics looked at in GCSE Geography is the features that are found on a coastline. Coastlines, where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant coastlines. In contrast with emergent coastlines, submergent coastlines are coastlines submerged under water due to rising sea levels. The updated BBC Bitesize website has a great video on . Discordant coasts forms where geological structure is such that different rock strata of folds are aligned at an angle to the coastline. May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. How has hot desert vegetation adapted to the climate? Discordant These are where rock strata or structures are aligned at an angle to the coastline. 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). These will be exam question style ranging from 4, 6 and 9 mark questions. Awesome, well done! A discordant coastline occurs where bands of different rock type run perpendicular to the coast. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. 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. This belongs to: _____. concordant and discordant coastlines bbc bitesize (For example the south or the Dorset coast) . Economic opportunities and challenges in Lagos. These Dalmatian types normally occur . Where do volcanoes and earthquakes happen? They are most common where .. is short. False! Geology. Coastal Erosion Landforms - Features and Formation - Blogger

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