In 1982, the United Nations held a Convention on the Law of the Sea (UNCLAS), where maritime (sea) boundaries were established. 8. This quiz focusses in particular on those features which are caused by coastal erosion. Explore. If the direction of classifications is the same, the pairs are concordant. These bands of rocks alternate between soft rock and hard rock, all eroding at different rates and in varying ways. Selenium Deficiency In Baby Goats, This cove is located near the village of West Lulworth and is one of the best examples of a 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. In contrast with emergent coastlines, submergent coastlines are coastlines submerged under water due to rising sea levels. In 2001 it was inscribed as a World Heritage Site by UNESCO for the outstanding universal value of its rocks, fossils and landforms. Hilbre Island (Cheshire) is an example of a possible fieldwork location. Coasts can be classified in a variety of . The low-energy wave spills into the bays as . These waves are also known as plunging waves. Erosion. 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. It is also known as Pacific type coastline, longitudinal coastline, or Dalmatian coastline. Their wavelength is long and a low frequency (8-10 waves per minute). In 2001 it was inscribed as a World Heritage Site by UNESCO for the outstanding universal value of its rocks, fossils and landforms. Economic opportunities and challenges in Lagos. Gcse Geography Revision. Approximately 40% of all people live within 100km of a coastline. Limestone Case Study Malham, The Yorkshire Dales.
Case Study: Coastal Management in Dawlish Warren - Blogger The longer the fetch length and the faster the wind speed, the . Concordant and discordant coasts . Watch popular content from the following creators: ambs(@aambersaunders), Revision(@lastminstudies), - (@alevelhelp.32), GCSE revision 2022(@revision.2022), BBC Bitesize(@bbcbitesize), Revision(@lastminstudies), Revision . It has a variety of other micro-features and a unique geology. A coastline is anywhere where the land meets the water. What are the air masses that affect the UK?
GCSE AQA 9-1 Coasts : The Formation of Headlands and Bays. 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. Headlands and bays Cliffs along the coastline do not erode at the same pace.
Time for Geography | Coasts Videos A concordant coastline is where the same rock runs along the length of the coast. The coastline between Durlston Head and Studland Bay in Dorset, UK, is a great example of a discordant coastline. Now you can find what you're looking for wherever it lives. Opportunities and Challenges in the Sahara Desert, Opportunities and Challenges in the Thar Desert, Opportunities and Challenges in the Western Desert. They are, for the time being, out of reach of the current wave action and will therefore not be affected by them. 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. Specifically looking at the differences between concordant and discordant coastlines. Concordant. BBC Bitesize Geoguessr Google Maps Gapminder . They have a mainly circular orbit, a steep gradient. 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. How do weather and climate affect river landscapes? B Gradually the . Why is the weather of the UK so changeable? how to change text duration on reels. The rock strata are almost vertical, and the bands of rock are quite narrow. 4 - the process of forming Lulworth Cove, Dorset, UK. Sustainable Management of the Tropical Rainforest, Sustainable Management of the Amazon Rainforest. The image below shows the narrow opening created in the limestone and the cove that formed afterwards. Discordant coastlines are characterised by different bands of rocks running perpendicular to the coast. The discordant coastline runs from Studland Bay to Durlston Head as the geology changes from clay and sands, to chalk, to clay and . . Try Dokkio Sidebar for free. Discordant coasts are also known as Atlantic coasts, after the Cork coastline in the Republic of Ireland. 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! Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. Wave refraction involves waves breaking onto an irregularly shaped coastline, e.g. Landscapes. 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). Today. The Holderness Coastline is in the North of England and runs between the Humber Estuary in the south and a headland at Flamborough head. While not every UN member has ratified UNCLAS, most nations abide by it anyway. The image below shows a wave-cut platform formed at Flamborough, Holderness Coast. Learn vocabulary, terms, and more with flashcards, games, and other study tools. A concordant coastline has the same type of rock. In some cases it is estimated that there was a rise . An example of a popular cove situated in a concordant coastline is the Lulworth Cove. 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. How have animals adapted to cold environments? Bays and headlands are common features along discordant coastlines. This area of the Jurassic coastline provides a habitat for a diverse range of natural life, particularly butterflies. We support the next generation of geographers and geoscientists, with inspiring educational videos for secondary school students and teachers. PSYCHIC TWINS . Which of the following is NOT typically found in a coastal ecosystem? North of Swanage, the chalk outcrop creates the headland which includes Old Harry Rocks. The differing resistance to erosion leads to the formation of headlands and bays. What problems are caused by global warming? The UK's coastline is 31,368 km long (if you include all the main islands). Consequently headlands . A wave-cut notch is created by erosional processes such . Coastlines are formed through the processes of erosion, transportation, and deposition. How do changes affect the balance of an ecosystem? Emergent Coastlines. How is demand for energy changing in the UK? The water. This is important in delineating who has legal, economic, and military jurisdiction in areas along the coast.
GCSE Bitesize: Headlands and bays | Geography revision - Pinterest Which of the following are associated with discordant coastlines? BBC iPlayer 37k followers More information Discordant and concordant coasts in Dorset Find this Pin and more on KS4 Changing Landscapes of the UK by Mr Haden. However, structure is not the only factor influencing the indentation of Swanage Bay, since Swanage bay faces east, and is sheltered from the prevailing south westerly wind and highest energy waves. This process. Discordant coasts have a crenellated pattern of projecting headlands and indented bays. Coastal Erosion. Select all that apply.
concordant and discordant coastlines bbc bitesize . This differential erosion creates headlands and bays along discordant coastlines. Portland limestone erodes very slowly, retreating landwards by marine undercutting and collapse to form a straight W-E coastline.
Ordinal trends and finding concordant and discordant pairs Over time, waves beating against the shore will wear it down (or erode it). These will be exam question style ranging from 4, 6 and 9 mark questions. 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. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA).
CAIE IGCSE Geography 0460 Theory Revision Notes - ZNotes As it does so continually, the hard rocks resist erosion resulting in the protection of the soft rocks.
Concordant coastlines - A coastline parallel to the land structures which form the margin of an ocean basin. A concordant coastline comprises bands of different rock types that run parallel to the shore. Bands of soft rock such as clay and sand are weaker therefore they can be eroded quickly. As Thor says, not bad at all. Introduction to the location of the Delta. Discordant coasts have a crenellated pattern of projecting headlands and indented bays. Click To Play 1. Extended writing tasks 2 a half term. Long spits of sands run parallel to the low coast, enclosing the coast. Seven cliff-top homes are badly damaged as the largest tidal surge in 60 years batters the east coast of England. Practice Questions: Slideshow 2773107 by chanel Adapted from BBC. How is urban planning improving the quality of life for the urban poor in Mumbai? In Cork in the south west of the Republic of Ireland, Formed from less resistant Carboniferous Limestone. How can we increase the amount of food produced globally? A discordant coastline occurs where bands of different rock type run perpendicular to the coast. Pinterest. Concordant. Everything you need for your studies in one place. The United Nations uses coastlines to help determine international boundaries at sea. 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. Gcse Geography Revision Aqa Coastal Landscapes Teacher Image Paisajes Each process can produce several coastal features; however, they often work together to sculpt the coastlines. Correct! Test your knowledge with gamified quizzes. Swam in the ocean? Specification and other support materials for teachers, including delivery guides Explore.
Coastal Erosion - Geography AS A concordant coastline comprises bands of different rock types that run parallel to the shore. The site is self-funded and your support is really appreciated. Concordant coasts are also known as dalmatian coasts, after the Dalmatian region of Croatia, or Pacific coasts, after the coastline of Chile in South America. The warmer climate that followed melted much of the ice. What are the three processes that shape the coastline? Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (OCR). Chesil Beach in Dorset was formed this way. If you've been to the beach, you've been to a coastline! A concordant coastline is an arrangement of rock strata along the coastline. The sea attacks a weakness in the base of the cliff. 2. Published by at February 16, 2022. We use cookies to ensure that we give you the best experience on our website. Be perfectly prepared on time with an individual plan. 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. Emergent coastlines happen when either the water level has fallen or the land has risen. A ria is a drowned river valley that leads out to the sea. Soft rocks like mudstone and siltstone Less resistant rocks are eroded more than the resistant . A case study of a sparsely populated area Himalayan Mountains, A case study of a densely populated area Greater London. Examples of discordant coastlines are Bantry Bay and Dingle Bay found in Ireland while an example of a concordant coastline is Lulworth Cove. True or False: As sea levels rise, coastlines are likely to expand. The soft rock is made of clay and sands, and the hard rock is chalk and limestone. As we mentioned earlier, this tends to shift the coastline further inland. 3. Waves can be gentle and infrequent or more significant, more frequent, and more powerful.
Landform change - the Dorset coastline - BBC Bitesize Ways destructive waves destroy the coastline . 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. A coastline with the same type of rock along its length; fewer bays and headlands . The water, with an endless supply of waves, whether pounding or gentle ripples, is constantly changing coastlines around the globe. coastlines. GCSE and A Level Geography Revision. Discordant coastlines occur when bands of different types of rocks run perpendicular (at 90 degrees) to the coast. chalk) . 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 . Humans, too, could almost be classified as a coastal species! This is a Geography revision website for the Edexcel A-Level from 2016 (so the new syllabus), and will contain my class notes, own research and detail from revision guides and textbooks. Coastlines will expand as climate change continues. Create the most beautiful study materials using our templates. Sea level rise at the end of the Devensian Glacial overtopped the low points of the anticlines and the sea flooded synclines. 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 . Waves in the middle of the bay, where the water is deeper, do not lose velocity as . . Concordant coastline 2. Coasts can be classified in a variety of . Use the resources provided to write notes that UK Sediment Cells Source: Scool. The coast is the border between the land and the sea. In some cases it is estimated that there was a rise . As mentioned earlier, discordant coastlines form headlands and bays; on the other hand, concordant coastlines form coves. What factors influence the effects and response to tectonic activity? There are 3 main groups of coastal features which result from coastal erosion: 1.