What are the effects of economic development in Nigeria on quality of life? The three major coastal processes include erosion, transportation and deposition. Students will learn about different types of rock and will consider how resistance can affect rates of erosion. One of the topics looked at in GCSE Geography is the features that are found on a coastline. 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. (8) Coasts - Grade Booster Geog' Clips Label two landforms shown in the photograph (2) Coasts - Grade Booster. Their wavelength is .and a.. frequency (8-10 waves per minute). ALEVEL GEOGRAPHY - COASTAL LANDSCAPES | EQ1 : the littoral zone ; offshore, nearshore and backshore. Will you pass the quiz? Erosion. But do they serve as anything more than a place to go for a hike or a tan? What are shanty town improvement schemes? The rock strata are almost vertical, and the bands of rock are quite narrow. Create your own unique website with customizable templates. These bands of rocks alternate between soft rock and hard rock, all eroding at different rates and in varying ways. What are the air masses that affect the UK? 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 . Discordant coastline occurs where bands of differing rock type run perpendicular to the coast. Concordant and discordant coastlines. 1 - Approximate locations on the coastline between Durlston Head and Studland Bay, map data: 2022 Google. Coasts can be classified in a variety of . concordant coastlines. Coastal Processes: Erosion, Transport and Deposition - Blogger The outer hard provides a protective barrier to erosion of the softer rocks further inland. What are the impacts of industry on the physical environment? Extended writing tasks 2 a half term. The coast, also known as the coastline or seashore, is defined as the area where land meets the ocean, or as a line that forms the boundary between the land and the ocean or a lake. A concordant coastline has the same type of rock. concordant coastlines. What is a concordant coastline? - Internet Geography 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). Erosion worsens as the waves becomes stronger. Seven cliff-top homes are badly damaged as the largest tidal surge in 60 years batters the east coast of England. Or in other words, these types of coastlines have the same type of rock all along its length. 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 chalk cliff face is at the back of the cove. Full lesson covering the different types of erosion and geology along the coast. Shake Hands With Beef Girl, 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 . Development, population change and the demographic transition model, Strategies for reducing the development gap, How can the growth of tourism reduce the development gap? Take a look at our resources under Topics in the menu at the top of the page. They have a. gradient, typically under . Hilbre Island (Cheshire) is an example of a possible fieldwork location. While not every UN member has ratified UNCLAS, most nations abide by it anyway. Spits were formed in river mouths where the river was powerful enough to break through the sand ridge to the sea. A concordant coastline is where the same rock runs along the length of the coast. Start studying BBC Geography Bitesize: Coastal Processes. Coastlines, where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant coastlines. Sandridge formed bars across some bays and river mouths, with trapped river water forming a lagoon behind (callled haffs in Poland on the Baltic Sea). Discordant coastline . The sea attacks a weakness in the base of the cliff. pg. Soft rocks like mudstone and siltstone Discordant coastlines form where geology alternates between bands of hard and soft rock (see image below). The water. dxterity stock symbol / nice houses for sale near amsterdam / nice houses for sale near amsterdam 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). Did you know? This creates a cove which is a circular area of water with a relatively narrow entrance way from the sea. Chucky Trill Net Worth 2020. Economic opportunities and challenges in Lagos. 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 . How did the temperate deciduous woodland get like this? How has demand for water in the UK changed? Additionally, hotter temperatures enable extreme weather events like hurricanes to occur more frequently. Human and physical factors causing river flooding. geography revision coastal landforms 264.4K views Discover short videos related to geography revision coastal landforms on TikTok. The discordant coastline runs from Studland Bay to Durlston Head as the geology changes from clay and sands, to chalk, to clay and . Named after the Dalmatia region on the Adriatic Sea. The headlands are formed by the hard rocks such as limestone and chalk while the bays are formed as a result of the sweeping away of the soft rocks like clay and sand. Geological structure is the characteristics and arrangement of rock units. The Most Astonishing Coastlines In The World - Culture Trip These are where rock strata or structures are aligned at an angle to the coastline. 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. Bay and headland - Durdle Door, Dorset. Their wavelength is long and a low frequency (8-10 waves per minute). Erosion Sea forces change coastal landscapes with the wind being the major source of waves. The differing resistance to erosion leads to the formation of headlands and bays. However, when the hard rocks punctured by either faults or ridges, inland soft rocks yield to erosion. A wave-cut notch is created by erosional processes such . 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. However, overall, access to a coastline can grant a country food supplies and economic resources that land-locked countries cannot acquire without trade. 1. (bands) of hard rock and soft rock; many bays and headlands. Extreme weather in the UK Beast from the East, Extreme Weather in the UK Summer Heatwave 2018. 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. These will be exam question style ranging from 4, 6 and 9 mark questions. Geology. 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. Touch device users . A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. PDF Coasts [3]. Bays and Headlands Key Question: What are the different landforms of the Jurassic Coast? Where the rock outcrops run parallel to the sea. Gone surfing? It has a variety of other micro-features and a unique geology. The coastline between Durlston Head and Studland Bay in Dorset, UK, is a great example of a discordant coastline. 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 discordant coastline runs from What are they? A combination of geological structure and sea level riseproduces the morphology of landforms aligned parallel to the coastline. Paired spits formed parallel to the coast with haff lagoon behind at the mouth of the River Vistula in Gdansk. Coastlines of Submergence: i. Ria Coast: During the Ice Age a great deal of water was locked up in ice. geography revision coastal landforms 264.4K views Discover short videos related to geography revision coastal landforms on TikTok. discordant coastlines. There are four major types of coastlines: emergent, submergent, discordant, and concordant. Safe access points to the shoreline at several points around the edge. A concordant coastline diminated by limestone in the map has the same type of rock along its length. Gcse Geography Revision Aqa Coastal Landscapes Teacher Image Paisajes Coasts Revision Booklet. The latter can happen when tectonic forces lowered the land level or when river deposits and compaction of alluvial (river) sediments occur. A coastline with the same type of rock along its length; fewer bays and headlands. Use the resources provided to write notes that Wave Refraction and Coastal Defences. What is the distance between trough and crest called? Specifically looking at the differences between concordant and discordant coastlines. Coasts can be classified in a variety of . This is important in delineating who has legal, economic, and military jurisdiction in areas along the coast. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. 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. Straight coastline now formed by a concordant band of constant chalk. The Dorset Coast contains a range of landforms including Durdle Door, Lulworth Cove . pg. Why Is Biodiversity Critical To Life On Earth? Students will learn about the different types of erosion at the coast and will be able to explain how they create coastal landforms. Can the risks of volcanic eruptions be reduced? Limestone Case Study Malham, The Yorkshire Dales. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). This is because access to the coast offers the opportunity for harvesting marine resources, especially fish, as well as the ability to conduct international trade via the sea. concordant coastlines. -Erode the coast-Short wave length, high and steep. This happened over about 1000 years, (very rapid) and submerged coastlines. Which of the following are associated with discordant coastlines? 4 - the process of forming Lulworth Cove, Dorset, UK. How is urban planning improving the quality of life for the urban poor in Mumbai? Cliffs and Wave-cut platforms Before you revise the formation of these landforms, have a look at this video and make sure you are able to identify the landforms from their distinctive features. Sediment Cells. The site is self-funded and your support is really appreciated. Lulworth cove is a perfect horseshoe bay found on the south coast of England in the county of Dorset, on the Jurassic coastline. In 2001 it was inscribed as a World Heritage Site by UNESCO for the outstanding universal value of its rocks, fossils and landforms. These processes are happening constantly and usually work in conjunction to produce coastal features. Coastal Erosion. Discordant coastline occurs where bands of differing rock type run perpendicular to the coast. Waves drag in the shallow water approaching a headland so the wave becomes high, steep and short. The hard rock acts as a protective barrier to the softer rock behind it preventing erosion. . Correct! concordant and discordant coastlines bbc bitesize What is Nigerias location and importance? (For example the east of the Dorset coast) How Geology affects the coast . Anak Krakatau & Sunda Strait Tsunami Indonesia Case Study 2018. How does flooding affect humans and the environment? 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. Stop procrastinating with our study reminders. The following are facts about destructive waves. The process begins with seawater hitting on the coastline. Discordant These are where rock strata or structures are aligned at an angle to the coastline. 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. 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. A concordant coastline produced by the geological structure of folds parallel to the coast. Castleton A tourist honey pot in The Peak District, Case Study Inner City Redevelopment Londons Docklands. During the Devensian glacial the sea level was about 100 m lower than today as water was retained in huge ice sheets. In addition, as waves approach a coast, they are refracted so that their energy is concentrated around headlands but reduced around bays. Excluding the shoreline of Poole Harbour, the Dorset coastline is 142 kilometres (88 mi) long. A ria coast hosts multiple rias. Consequently headlands . Discordant coasts are also known as Atlantic coasts, after the Cork coastline in the Republic of Ireland. How does geology affect the formation of river landforms? They are, for the time being, out of reach of the current wave action and will therefore not be affected by them. Identify your study strength and weaknesses. But, let's be honest, it's not brilliant. 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. Importance of the Delta for the region. 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 . At the mouth of the River Oder near Szczecin, Stettiner Haff formed where sand ridge connected islands, leaving river to emerge through three narrow outlets. Wrong! 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, Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), Click to share on Pinterest (Opens in new window), Click to email a link to a friend (Opens in new window), Click to share on WhatsApp (Opens in new window), Internet Geography Plus Terms and Conditions. Discordant and concordant coasts in Dorset. A case study of a sparsely populated area Himalayan Mountains, A case study of a densely populated area Greater London. concordant and discordant coastlines bbc bitesize - hillsboro, ohio newspaper classifieds - hillsboro, ohio newspaper classifieds - The soft rock is made of clay and sands, and the hard rock is chalk and limestone. 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 tend to have fewer bays and headlands. 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. What is the value of the tropical rainforest? More recently the village was affected by the tragic floods of 1953 that claimed the lives of 76 Norfolk . Earn points, unlock badges and level up while studying. It's a way of having all my information in one place. This is where waves approach the cliff; air may become trapped and compressed in joints and cracks along a cliff face. 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. 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. Discordant coastlines occur when bands of different types of rocks run perpendicular (at 90 degrees) to the coast. True or False: As sea levels rise, coastlines are likely to expand. It remains England's only natural World Heritage Site. Lulworth Cove is a classic example of a 'concordant coast' - i.e. A coastline is anywhere where the land meets the water. Then when the wave retreats, the compressed air expands again. . concordant and discordant coastlines bbc bitesize How has the vegetation in the temperate deciduous forest adapted to the climate? The concordant coast may take one of two landform types. Geology is the study of the types of rocks that make up the Earth's crust. What factors affect population density and distribution? Concordant and discordant coastlines. What challenges have been caused by urban growth in Mumbai? It is a valuable habitat for birds and plants eg a wide array of wading birds like the avocet. Concordant and Discordant Coastlines by Leia Daniels - Prezi 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 . They have a mainly circular orbit, a .. gradient. The Portland limestone is resistant to erosion; then to the north there is Swanage Bay where the rock type is a softer greensand. Sustainable development in the Temperate Deciduous Woodland. weathering. A case study of the coastal recession at the Nile Delta for Edexcel A Level Geography. starter: Students examine the picture and discuss what is happening to the houses and why. The Holderness Coastline is in the North of England and runs between the Humber Estuary in the south and a headland at Flamborough head. Where the land rises to the sea there are several parallel strata of Jurassic rocks, including Portland limestone and the . Bits of rock and sand that the waves have picked up are thrown against the cliff face. When the auto-complete results are available, use the up and down arrows to review and Enter to select. The differing resistance to erosion leads to the formation of headlands and bays. The net result is that the sediment gets smaller and smaller over time. These will be exam question style ranging from 4, 6 and 9 mark . concordant and discordant coastlines bbc bitesize What are the economic and environmental issues of energy production? Meanwhile on concordant coastlines, where layers of rock run parallel to the coastline, cliffs are much more dominant. Coastlines are constantly changing, with sea levels rising or falling, and it is no different with submergent coastlines. 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. Consequently, the water from the sea sweeps away the soft rocks leaving behind a circular land formation known as a cove. This is called a discordant coastline. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. Discordant coastlines have bands of different rock types running perpendicular to the coast; concordant coastlines have bands of similar rock types running parallel to the coast. Transportation is the movement of material from a coastline--such as sand and gravel--while deposition is the addition of material to a coastline. Image. It is also known as Pacific type coastline, longitudinal coastline, or Dalmatian coastline. A ria is a drowned river valley that leads out to the sea. They form as a ledge of bedrock left behind as the dliff retreats. Landscapes. over 1m. It is also known as Pacific type coastline, longitudinal coastline, or Dalmatian coastline. How have animals adapted to cold environments? Concordant coastline 2. Beach Headland Blowhole Wave cut platform 9. 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. A joint is a fracture of rock without movement from the original position, e.g. 8. How does food insecurity affect the environment? These coastlines may lead to the formation of either Dalmatia landforms or Haffs (also called lagoons). concordant and discordant coastlines bbc bitesize The Early Cretaceous, sometimes known as Lower Cretaceous, is the period stretching from 145 million years ago to 100.5 million years ago. Awesome, well done! The relative resistance of rock types influences the degree of indentation of bays. Have all your study materials in one place. Concordant coastline - Wikipedia Shingle ridge reconnected island of Portland Bill to land (a tombolo). Emergent Coastlines. This produces lines of narrow islands parallel to the coast formed by projecting sections of anticlines. Gradually the material is moved along the coastline, its . How are Nigerias trading and political relationships changing? Beara Peninsula to the north formed from more resistant Devonian Old Red Sandstone and projects 35 km into the Atlantic Ocean. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. The concordant coastline runs from west to east along the south coast. Large colonies of sea lions and seals sleep and breed along coastlines, entering the seas to hunt. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. 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. Key Question: What are the different landforms of the Jurassic Coast? Lulworth . GCSE AQA 9-1 Coasts : The Formation of Headlands and Bays. of the users don't pass the Coastlines quiz! 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. Hydraulic action, attrition, abrasion, and corrosion. Practice Questions: Slideshow 2773107 by chanel coastlines. As the wave approaches a coast, its progress is modified due to friction from the seabed, halting the motion of waves. The sea has broken through this barrier and easily eroded the clays behind it. Pebble sized particles are bounced along the river bed/sea by the force of the water. The Jurassic Coast begins at Orcombe . 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.
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