Caves, arches, stacks and stumps Weathering and erosion can create caves, arches, stacks and stumps along a headland. The discordant coastline runs from Studland Bay to Durlston Head as the geology changes from clay and sands, to chalk, to clay and . When a stretch of coastline is formed from. The fetch, often called the fetch length, is the length of water over which a given wind has blown. 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. English: - Romeo and Juliet (York Notes) 978-1447982234 An Inspector Calls (York Notes) 978-1447982166 GCSE English Literature for AQA . 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. 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). Coastlines where the geology alternates between strata (or bands) of hard rock and soft rock are called discordant. Touch device users . The Earth has around 620,000 kilometres (390,000 mi) of coastline. Coastlines of Emergence. This lesson was designed initially for an interview, and worked really well for a 50 minute lesson duration. shale), eroding quicker than the hard, resistant rock (e.g. Safe access points to the shoreline at several points around the edge. - Due to the presence of soft and hard rock, differential erosion occurs, with the soft, less resistant rock (e.g. Specifically looking at the differences between concordant and discordant coastlines. These will be exam question style ranging from 4, 6 and 9 mark . Key Question: What are the different landforms of the Jurassic Coast? This differential erosion creates headlands and bays along discordant coastlines. 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 Dorset Coast contains a range of landforms including Durdle Door, Lulworth Cove . Practice Questions: Slideshow 2773107 by chanel The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. The processes have been operating over the last 8000 years. The differing resistance to erosion leads to the formation of headlands and bays. These will be exam question style ranging from 4, 6 and 9 mark questions. This happened over about 1000 years, (very rapid) and submerged coastlines. Discordant coastline occurs where bands of differing rock type run perpendicular to the coast. Subsequently there was an increase in the waters of the oceans and the sea level rose appreciably. Use the resources provided to write notes that Discordant. Coastlines are very important to people because they have many uses, but mankind is also placing coastlines under severe threat. Joints,Dips and Faults in terms of rocks. Waves drag in the shallow water approaching a headland so the wave becomes high, steep and short. 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. The differing resistance to erosion leads to the formation of headlands and bays. The Isle of Purbeck, in Dorset, is an example of where a concordant and discordant coastline exist very close to one another. B Gradually the . 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. UK Sediment Cells Source: Scool. a headland separated by two bays. The meanings of the terms lithology, concordant and discordant coastlines are apparent throughout the lesson. Concordant and discordant coastlines. Discordant coasts have a crenellated pattern of projecting headlands and indented bays. Find this Pin and more on KS4 Changing Landscapes of the UK by Mr Haden. Discordant and concordant coasts in Dorset. Wrong! On a discordant coastline, alternating layers of hard and soft rock are perpendicular to the coast. It can be reached at low tide by walking from the mainland. BBC Bitesize Geoguessr Google Maps Gapminder . The updated BBC Bitesize website has a great video on . What is a discordant coastline? Risks facing the Delta. It's a way of having all my information in one place. 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. Links to wider reading and an introductory video. discordant coastlines. Label two landforms shown in the photograph (2) Coasts - Grade Booster. The coastal engineering for the shoreline protection involves: . This area of the Jurassic coastline provides a habitat for a diverse range of natural life, particularly butterflies. A concordant coastline. The UK's coastline is 31,368 km long (if you include all the main islands). Coasts Revision Booklet. Concordant coastline. chalk) Pinterest. The rock types are typically of . Bays and headlands are common features along discordant coastlines. Sea forces change coastal landscapes with the wind being the major source of waves. Wave Refraction and Coastal Defences. PSYCHIC TWINS . Erosion worsens as the waves becomes stronger. 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. It has a variety of other micro-features and a unique geology. Geology is the study of the types of rocks that make up the Earth's crust. coastlines. The water. GCSE and A Level Geography Revision. The part of the wave in the deeper water moves forward faster causing the wave to bend. Pebble sized particles are bounced along the river bed/sea by the force of the water. (For example the east of the Dorset coast) How Geology affects the coast . Introduction to the location of the Delta. Wave cut platforms as illustrated in the diagram and shown in the photograph are remnants of the previous cliff line. 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 . This belongs to: _____. 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. Rocks outcrop at right angles to the sea, forming headlands and bays. It has a discordant coastline along the east and concordant coastline along the south. Learn about and revise coastal landforms, whether caused by erosion or deposition, with GCSE Bitesize Geography (AQA). e.g. . Soluble materials dissolve in water and are carried along. It is used in geography and meteorology and is usually associated with coastal erosion.It plays a large part in longshore drift as well. Explain the process of longshore drift (3) Coasts - Grade Booster. As erosion processes take place, the clay erodes away quicker than the. Lulworth Cove is a World Heritage site and part of the Heritage Coastline. starter: Students examine the picture and discuss what is happening to the houses and why. Type # 1. 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. Concordant coastlines tend to have fewer bays . A discordant coastline occurs where bands of different rock type run perpendicular to the coast. coastlines. Headlands and bays can form on concordant coastlines too, as has happened . The coast is the border between the land and the sea. The soft rock is made of clay and sands, and the hard rock is chalk and limestone. Coastal Erosion. Watch popular content from the following creators: ambs(@aambersaunders), Revision(@lastminstudies), - (@alevelhelp.32), GCSE revision 2022(@revision.2022), BBC Bitesize(@bbcbitesize), Revision(@lastminstudies), Revision . 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. Historic records indicate that over 250 m of land were lost between 1600 and 1850. Soft engineering: Beach nourishment is a type of soft approach. Seven cliff-top homes are badly damaged as the largest tidal surge in 60 years batters the east coast of England. Discordant coastline . In 2001 it was inscribed as a World Heritage Site by UNESCO for the outstanding universal value of its rocks, fossils and landforms. Correct! A case study of the coastal recession at the Nile Delta for Edexcel A Level Geography. Large particles like boulders are pushed along the bottom of the river bed/sea by the force of the water. One of the topics looked at in GCSE Geography is the features that are found on a coastline. ALEVEL GEOGRAPHY - COASTAL LANDSCAPES | EQ1 : the littoral zone ; offshore, nearshore and backshore. Where the rock outcrops run parallel to the sea. Because the soft rock is exposed, it is eroded faster than the hard rock. (For example the south or the Dorset coast) . The warmer climate that followed melted much of the ice. The length of perimeter approx 2km. A concordant coastline has the same type of rock. Sediment Cells. . 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. Importance of the Delta for the region. Coastlines of Submergence: i. Ria Coast: During the Ice Age a great deal of water was locked up in ice. Fetch length along with the wind speed (or strength) determines the size of waves produced. 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. 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 . Practice Questions: Slideshow 2773107 by chanel The sea attacks a weakness in the base of the cliff. The longer the fetch length and the faster the wind speed, the . Image. An explanation of the formation of the cove can be found on the right. A concordant coastline is an arrangement of rock strata along the coastline. A concordant coastline comprises bands of different rock types that run parallel to the shore. . During the Devensian Glacial eustatic changes lowered sea levels by 120 m. At the start of the Holocene Interglacial (10,000 years BP) led to a rapid 100 m eustatic rise in global sea levels, as 3,000 years of ice sheets and glaciers shrank. May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. A famous example of a coastline. Excluding the shoreline of Poole Harbour, the Dorset coastline is 142 kilometres (88 mi) long. Coasts are important zones in natural ecosystems, often home to a wide range of biodiversity.On land, they harbor important ecosystems such as . The process of erosion can create different landforms along the coastline. Economic losses to businesses if areas become unattractive and depopulated. Landscapes. geography revision coastal landforms 264.4K views Discover short videos related to geography revision coastal landforms on TikTok. Concordant coastlines form coves, which are round areas of water that have narrow entries from the sea. These are coastlines where the bands of rock run perpendicular to the coastline meaning . Waves in the middle of the bay, where the water is deeper, do not lose velocity as . Concordant coastlines tend to have fewer bays and headlands. concordant coastlines. material at the coast and in a river. Emergent Coastlines. Use the resources provided to write notes that For example, this could be a joint in chalk. A hard rock type is resistant to erosion and creates a promontory whilst a softer rock type is easily eroded creating a bay. The rock strata are almost vertical, and the bands of rock are quite narrow. 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. The concordant coastline runs from west to east along the south coast. The geology of the Isle is complex. Geology. Erosional landforms - Coastal landforms - AQA - GCSE Geography Revision - AQA - BBC Bitesize. The image below shows how the refracted wave becomes increasingly parallel to the shoreline. 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. 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. This results in the formation of headlands and bays. It is one of the best examples in Europe of the stages of erosion on a concordant coastline. A famous example of a coastline. Discordant coastlines form where geology alternates between bands of hard and soft rock (see image below). . 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 . Explore. 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 . It has a variety of other micro-features and a unique geology. BBC Bitesize. The arch has formed on a concordant coastline where bands of rock run parallel to the shoreline. A wave-cut notch is created by erosional processes such . Caves occur when waves force their way into cracks in the cliff face. Teacher. 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 . 8. The differing resistance to erosion leads to the formation of headlands and bays. A concordant coastline diminated by limestone in the map has the same type of rock along its length. The discordant coastline runs from Studland Bay to Durlston Head as the geology changes from clay and sands, to chalk, to clay and . The hard rock shields the soft rock from erosion. Concordant coastline 2. Key Question: What are the different landforms of the Jurassic Coast? Coasts Revision Booklet. May 30, 2019 - Learn and revise about waves and the coastal zone with BBC Bitesize KS3 Geography. The image below shows a wave-cut platform formed at Flamborough, Holderness Coast. . It varies enormously from tropical looking Luskentyre in the Outer Hebrides, to the jagged coasts of Cornwall, from the low lying muddy estuarine coast of the Wash, to broad sandy beach and dunes at Bamburgh in Northumberland. More recently the village was affected by the tragic floods of 1953 that claimed the lives of 76 Norfolk . Describe the characteristics of destructive waves (3) Coasts - Grade Booster. pptx, 1.58 MB. The low-energy wave spills into the bays as . Along the coastline of Dorset, there are concordant and discordant coastlines. The Jurassic Coast is a hugely diverse and beautiful landscape underpinned by incredible geology of global importance. Aqa. Coastlines where the geology alternates between bands of hard and soft rock which are perpendicular to the shore are called discordant coastlines. The time wind takes to blow, wind speed and the fetch (distance the sea has covered) influence wave sizes. Discordant These are where rock strata or structures are aligned at an angle to the coastline. Assessment week 2 (WB 24th February 2020) - End of unit test - Physical landscapes of the UK. Concordant. The coast is very young due to recent ice ages and resulting sea level change. Where the land rises to the sea there are several parallel strata of Jurassic rocks, including Portland limestone and the . This quiz focusses in particular on those features which are caused by coastal erosion. Specifically looking at the differences between concordant and discordant coastlines. A wave-cut platform is a wide, gently sloping surface found at the cliff's base and extends into the sea. . 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. Less resistant rocks are eroded more than the resistant . Lulworth Cove is a classic example of a 'concordant coast' - i.e. It is also known as Pacific type coastline, longitudinal coastline, or Dalmatian coastline. 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 ). Start studying BBC Geography Bitesize: Coastal Processes. Paisajes. This is called a discordant coastline. Concordant coastlines tend to have fewer bays and headlands. The three major coastal processes include erosion, transportation and deposition. South Dorset Coast It remains England's only natural World Heritage Site. Today. - Headlands form along discordant coastlines in which bands of soft and hard rock outcrop at right angles to the coastline. 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 … Friction with the sea bed as waves approach the shore causes the wave front to become distorted or refracted as velocity is reduced. Both concordant and discordant. Concordant Coasts . 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 . Little Hilbre Island (Cheshire) by Google Earth / ESRI, Imagery ©2016 Getmapping plc, Map data ©2016 Google. Case studies Dorset Jurassic coast and Holderness Extended writing tasks 2 a half term. 1. pg. Human actions and Physical factors affecting the Delta. The concordant coastline runs from west to east along the south coast. Coasts can be classified in a variety of . Adapted from BBC. She is cooler than I am and has a life instead of enough time to make this. Headlands and bays Cliffs along the coastline do not erode at the same pace. (BBC, 2006). Learn vocabulary, terms, and more with flashcards, games, and other study tools. Coastlines with the same type of rock along its length tend to have fewer features ad are called concordant coastline. 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 .
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