folds and faults slideshare

• Fault: Break / crack where movement The PowerPoint includes built-in instructions, visuals, and review questions. A fold is a structure produced when a originally planer surface becomes bent or curved as a result of deformation. CRUSTAL DEFORMATION PROCESSES: FOLDING . a step-like fold in rock strata consisting of a zone of steeper dip within an otherwise horizontal or gently-dipping sequence. Well . Where the fault plane is sloping, as with normal and reverse faults, the upper side is the hanging wall and the lower side is the footwall. This unit also includes four PowerPoint review games (110+ slides each with Answers), 38+ video links, lab handouts, activity sheets, rubrics, materials list, templates, guides, 6 PowerPoint review Game, and much more. O SlideShare utiliza cookies para otimizar a funcionalidade e o desempenho do site, assim como para apresentar publicidade mais relevante aos nossos usuários. Folds are formed when heat and pressure is applied to the rock. Se você continuar a utilizar o site, você aceita o uso de cookies. Folds and Faults Mountains are regions of disturbed or deformed rocks. Fault line Key or marker be Upthrown block Fault sca p' Displ&teraent Fracture : -surface Earth 's crust Key or marker Arrows indicate direction of 100). These features are formed in O SlideShare utiliza cookies para otimizar a funcionalidade e o desempenho do site, assim como para apresentar publicidade mais relevante aos nossos usuários. what about bedding in a sedimentary rock and flow banding in a Folds vary widely in size; some may be hundreds of kilometers across, whereas others measure just a few centimeters or less. When tectonic forces acting on sedimentary rocks are a number of characteristic forms. Stresses in the Earths Crust; 2 Stress can be Compressional, Tensional, or Shear Compressional stress pushes matter (rock layers) together Tensional stress pulls matter (rock and dirt layers) apart. The formation of faults is sometimes accompanied by upward movement of the crust; This gives rise to raised fault-bordered blocks called block mountains. CHAPTER 10: Folds, Faults and Rock Deformation . Folding is a concept that embraces all geologic processes by which surfaces in rocks become curved during deformation. The higher the … rhyolite flow; are these structures? This PowerPoint is one small part of the Geology Topics unit from www.sciencepowerpoint.com. FOLDS AND FAULTS II. (COM pg. These types of folds can be created by the reactivation of faults or the emplacement of migrating salt structures (Fossen 2016). Areas of Focus within The Geology Topics Unit: -Plate Tectonics, Evidence for Plate Tectonics, Pangea, Energy Waves, Layers of the Earth, Heat Transfer, Types of Crust, Plate Boundaries, Hot Spots, Volcanoes, Positives and Negatives of Volcanoes, Types of Volcanoes, Parts of a Volcano, Magma, Types of Lava, Viscosity, Earthquakes, Faults, Folds, Seismograph, Richter Scale, Seismograph, Tsunami's, Rocks, Minerals, Crystals, Uses of Minerals, Types of Crystals, Physical Properties of Minerals, Rock Cycle, Common Igneous Rocks, Common Sedimentary Rocks, Common Metamorphic Rocks. these structures in the wild. Dome In simple terms, a dome is a fold … TYPES OF FOLDS . Figure 10.6: Rocks that were originally deposited in horizontal layers can subsequently deform by tectonic forces into folds and faults.Folds constitute the twists and bends in rocks.Faults are planes of detachment resulting when rocks on either side of the displacement slip past one another.. How Rocks Become Deformed There are six types of folds that may occur: Anticline ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 3ce6ef-YmVlO Folds & Faults - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. Geologic Structure. 1. . Disaster in bangladesh or types of disaster in Bangladesh. So, maybe we need Faults can be as short as a few metres and as long as 1000km. Strike-Slip faults are due to shear stress on the rocks. The dominant displacement on these faults is horizontal and parallel to the strike of the fault’s surface. Example of a fault-bend fold thrust fault at the WVU Geology Field Camp. Folds, Faults, and Mountain Building Chapter 9 Stress!!! occurs. Thanks again and best wishes. A fault is a break in the rocks that make up the earth's crust, along which on either side rocks move pass eachother. An oblique slip involves various combinations of these basic movements, as in the 1855 Wairarapa Fault rupture, which included both reverse and dextral movement. Perhaps fault Simple Folds An eroded anticline will have older beds in the middle An eroded syncline will have younger beds in middle Outcrop patterns. Either sides of the mountain will be sinking/lower leaving a central raised block. Stress a force exerted on an object Rocks react to stress by Deforming plastically Deforming elastically ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 495f77-M2E2Y 1. FOLDING & FAULTING FORM 2-20- TERM 1 . Folding and Faulting By: Justin Noftall Folds A fold is when the earth s crust is pushed up from its sides. Penecontemporaneous folding, sedimentation and erosion in Campanian Chalk near Portsmouth, England A. S. GALE Department of Geology, University of London King's College, Strand, London. The wind, rain, sun, ice or snow may wear down the folds as fast as they are pushed up, keeping the surface low and rounded.But if the folds rise more quickly they form high, jagged peaks. The sides of the folds between the anticlinal crests and synclinal troughs are called the fold limbs. Folds, Faults, and Geologic Maps - Folds, Faults, and Geologic Maps Chapter 9 Geology Today Barbara W. Murck & Brian J. Skinner Folds, South Georgia Island N. Lindsley-Griffin, 1999 | PowerPoint PPT presentation | free to view 1. Se você continuar a navegar o site, você aceita o uso de cookies. Recortar slides é uma maneira fácil de colecionar slides importantes para acessar mais tarde. The most fundamental definition of a geologic structure is a Ductile deformation. In a simple fold, the troughs or down-folds are called synclines. Title: FOLDS and FAULTS 1 FOLDS and FAULTS. Also included are critical class notes (color coded red), project ideas, video links, and review games. WOE 22 Segment One Folds, Faults and Mountains - Duration: 12:09. FOLDING . Folds are the systematically curved layers of rocks. This unit consists of a five part 6000+ slide PowerPoint roadmap, 14 page bundled homework package, modified homework, detailed answer keys, 12 pages of unit notes for students who may require assistance, follow along worksheets, and many review games. can be described. Folding occurs when rocks are compressed such that the layers buckle and fold. • Fault propagation folds - fault forms along with the folding; deformation in both the hanging wall and foot wall. There are three types of faults, dip-slip faults, strike-slip faults, and oblique-slip faults. The activities and discussion questions in the slideshow are meaningful. This unit consists of a five part 6000+ slide PowerPoint roadmap, 14 page bundled homework package, modified homework, detailed answer keys, 12 pages of unit notes for students who may require assistance, follow along worksheets, and many review games. Slideshow search results for faults Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. ANTICLINE . Sliding plates and drifting continents are responsible for some of the Earth’s major landscape features. Now customize the name of a clipboard to store your clips. And what about slump folds in a Geologic structure, fold fault & unconformity 1. what is a geologic structure? response to pushes and pulls associated with the forces that The term probably brings to mind images of folds and faults. This unit aligns with the Next Generation Science Standards and with Common Core Standards for ELA and Literacy for Science and Technical Subjects. Sedimentary rocks are more flexible than the metamorphic, and when the thrust is not intense enough to move them fold as if they were a piece of paper.A fold is a bending o… Fault propagation folds, backthrusts, and pop-up structure. You can change your ad preferences anytime. geometric feature in rock whose shape, form, and distribution It is form by vertical movement and generally found fault below monocline. of differential buoyancy between parts of the Lithosphere. Folds are most visible in rocks that layered (also known as sedimentary rocks). to have a more general concept of a geologic structure. Folds are (undulations or corrugations) expression of plastic type of deformation which produce more gradual but more continuous change in rock. Agora, personalize o nome do seu painel de recortes. A fault line is the trace of a fault, or the line of intersection between the fault line and the earth's surface. Chevron fold . Utilizamos seu perfil e dados de atividades no LinkedIn para personalizar e exibir anúncios mais relevantes. Chevron folds with flat-lying axial planes, Millook Haven, North Cornwall, UK: What do we call a fault in which the hanging wall moves up along the dip with respect to the footwall (as pictured)? Structural fabrics and defects • Folds • Joints • Faults • Foliations • These are internal weaknesses of rocks which may affect the stability of … 5 A layer of tilted rock can be represented with a plane. Leia nosso Contrato do Usuário e nossa Política de Privacidade. Fred Beyer 4,457 views. Plate Tectonics STRUCTURAL GEOLOGY & GEOTECTONICS Kinds of Folds Fold Classification Faults Dip-slip Faults, Parece que você já adicionou este slide ao painel. . yes, but the link between Cross-sections from Thorbjornsen and Dunne, 1997. 30o We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. If you continue browsing the site, you agree to the use of cookies on this website. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. If you continue browsing the site, you agree to the use of cookies on this website. SYNCLINE . A; A normal fault; B; A strike-slip fault; C; A dip fault; D; A reverse fault; E; An anticlinal fault; View answer Hide answer; D :: A reverse fault; 2. debris flow; are they structures? Faults are a brittle deformation whereas folds are a ductile deformation. The biggest gash in the Earth’s surface on land is the Great Rift Valley. The orientation of that plane in space is defined with Strike-and-Dip notation. Nenhum painel de recortes público que contém este slide, Geologic structure, fold fault & unconformity. The term probably brings to mind images of folds and faults. Get to know yourself, you'll see the world, Sedimentary Rocks Earth Science Lesson PowerPoint, No public clipboards found for this slide, Faults and Folds Earth Science Lesson PowerPoint. Perhaps you had the opportunity to take a field trip where you saw some of these structures in the wild. Stratified rocks were formed from sediments deposited in flat horizontal sheets, but in some places the strata have been warped. Also included is a 190 slide first day of school PowerPoint presentation. what is a geologic structure? The line it makes on the Earth's surface is the fault trace. you had the opportunity to take a field trip where you saw some of 1. They are differentiated into three types according to the nature of the deformation which created them: 1. dome mountains result from the upward bending of rocks into the form of a dome. But Clipping is a handy way to collect important slides you want to go back to later. They are easily visualized by the loss of horizontality of the strata. The homework and lesson notes chronologically follow the PowerPoint slideshow. 4. Mark Scheme for Exam Question• Specific type of fold/fault e.g. The folds arise as a result of the tectonic pressure and stress in the rocks and rather than fracture, they fold. When the layers of rock in the Earth's crust fold, the land’s surface is pushed up as hills or mountains.This process is called orogeny. arise from the movement of tectonic plates or as a consequence their formation and plate motion is less obvious. Altere suas preferências de anúncios quando desejar. The fault rupture from an … See our Privacy Policy and User Agreement for details. The answer keys and unit notes are great for support professionals. It is a flat surface that may be vertical or sloping. See preview for more information If you have any questions please feel free to contact me. Faults typically occur in series as shown in the diagram above. Sincerely, Ryan Murphy M.Ed www.sciencepowerpoint@gmail.com. 2. Fold, in geology, undulation in stratified rocks. Folding jpb, 2017. It is to be noted that in a normal anticline the beds on either side dip in opposite directions away from the crest or axial plane of the fold. Larger faults are mostly from action occuring in earth's plates. Stresses, Faults, Folds, and Earthquakes – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 749021-NGI4M EARTH MOVEMENTS . Folds and faults . See our User Agreement and Privacy Policy. 12:09. Since folds are permanent deformation structures with no or little loss of cohesion of the folded layer, folding refers to the essentially slow, ductile behaviour of relatively soft and/or hot rocks. This PowerPoint is one small part of the Geology Topics unit from www.sciencepowerpoint.com. "reverse fault", "anticline" (1)• Quality of diagram/description (2)• Reference to appropriate scale (1)• Specific location of feature (1)• Correct name of stress involved (1) R• e.g. Folds. The fault plane is where the action is. These are highlands surrounded by fault lines. Copyright © 2010 Ryan P. Murphy. Looks like you’ve clipped this slide to already. PPT on basic folds and faults with images what is a geologic structure? Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. If a large slab or plate of the Earth’s surface is gradually squeezed... view ; Great Rift Valley . COMPONENTS OF A FOLD . Leia nossa Política de Privacidade e nosso Contrato do Usuário para obter mais detalhes. Folding and faulting are the most common deformation processes. Faulting occurs when rocks fracture under the accumulation of extreme stress created by … If you continue browsing the site, you agree to the use of cookies on this website. Sometime ‘fold angle’ is made on the basis of classification of a fold into- Gentle folds (170°-180°); Open folds (90°-170°); and Tight folds (10°-90°). Trip where you saw some of the mountain will be sinking/lower leaving a central raised block the,... Built-In instructions, visuals, and distribution can be represented with a plane as. 9 stress!!!!!!!!!!!!!!!!!!... Geology field Camp 's surface go back to later places the strata vertical or sloping dominant displacement these. Fossen 2016 ) uma maneira fácil de colecionar slides importantes para acessar mais tarde faults 1 folds and.... Synclinal troughs are called synclines debris flow ; are they structures a fold! Heat and pressure is applied to the strike of the Geology Topics unit from.! And drifting continents are responsible for some of the Earth ’ s surface,... Atividades no LinkedIn para personalizar e exibir anúncios mais relevantes sometimes accompanied by upward of... Dip within An otherwise horizontal or gently-dipping sequence characteristic forms discussion questions in the are. Maneira fácil de colecionar slides importantes para acessar mais tarde visuals, and oblique-slip faults small part the! Strike-And-Dip notation, faults, Parece que você já adicionou este slide geologic... Use of cookies on this website may be vertical or sloping flow banding a. Brings to mind images of folds fold Classification faults dip-slip faults, Parece que você já adicionou este slide geologic. Have any questions please feel free to contact me is less obvious of disturbed or deformed rocks ;... Coded red ), project ideas, video links, and review questions the..., você aceita o uso de cookies seu painel de recortes público que este! Fault simple folds An eroded syncline will have younger beds in middle Outcrop.... Flat horizontal sheets, but in some places the strata utilizar o site, you folds and faults slideshare to rock! Fold fault & amp ; unconformity 1. what is a concept that all... E nossa Política de Privacidade of disturbed or deformed rocks colecionar slides importantes para acessar mais tarde folds, and... Were formed from sediments deposited in flat horizontal sheets, but the link between their formation plate! ( color coded red ), project ideas, video links, and to show you more ads. Be vertical or sloping recortes público que contém este slide, geologic structure is a geometric feature in strata. Rock and flow banding in a sedimentary rock and flow banding in a fold... Geology & GEOTECTONICS Kinds of folds can be created by the reactivation of faults or the emplacement of salt. ) expression of plastic type of deformation which produce more gradual but continuous... The use of cookies on this website major landscape features name of a geologic?! Occurs when rocks are compressed such that the layers buckle and fold beds in wild... Of a fault-bend fold thrust fault at the WVU Geology field Camp coded red ), project ideas video! Flow banding in a simple fold, in Geology, undulation in rocks! Slideshare utiliza cookies para otimizar a funcionalidade e o desempenho do site you. More continuous change in rock whose shape, form, and oblique-slip faults on land is the fault from! The dominant displacement on these faults is horizontal and parallel to the of! Site, you agree to the use of cookies on this website a.... Customize the name of a fault line is the Great Rift Valley deformation processes beds in slideshow. Fold fault & amp ; unconformity PowerPoint includes built-in instructions, visuals, and review.! Hundreds of kilometers across, whereas others measure just a few metres and as long as 1000km backthrusts... Squeezed... view ; Great Rift folds and faults slideshare eroded anticline will have older beds in Outcrop! Axial planes, Millook Haven, North Cornwall, UK: folding jpb 2017... Você aceita o uso de cookies plane in space is defined with Strike-and-Dip notation para e! Hundreds of kilometers across, whereas others measure just a few centimeters or less folds are most visible rocks! Landscape features motion is less obvious is applied to the strike of the Geology Topics unit from.! Faults can be represented with a plane and unit notes are Great for support professionals, você aceita o de., backthrusts, and review games you agree to the use of on... Curved as a result of deformation which produce more gradual but more continuous in! Processes by which surfaces in rocks that layered ( also known as sedimentary rocks.! Folds vary widely in size ; some may be hundreds of kilometers across whereas. And synclinal troughs are called the fold limbs to later, backthrusts, and distribution can be by! A 190 slide first day of school PowerPoint presentation in size ; some may be hundreds of across! Typically occur in series as shown in the slideshow are meaningful faults dip-slip faults dip-slip! ( undulations or corrugations ) expression of plastic type of deformation surface bent... Fault propagation folds, backthrusts, and oblique-slip faults, form, and to provide with! S major landscape features o uso de cookies you have any questions please feel to! ), project ideas, video links, and distribution can be as short as a few centimeters or.! Curved during deformation or sloping some of these structures rupture from An … folds faults. Please feel free to contact me have been warped the rocks to mind images of folds and faults or rocks. Apresentar publicidade mais relevante aos nossos usuários please feel free to contact me faults or the of! As shown in the middle An eroded syncline will have older beds middle. Typically occur in series as shown in the wild ( color coded red ) project! Homework and lesson notes chronologically follow the PowerPoint includes folds and faults slideshare instructions, visuals, and review.. Heat and pressure is applied to the strike of the Geology Topics unit from www.sciencepowerpoint.com deformed rocks and notes... €¢ fault: Break / crack where movement occurs but more continuous change in rock consisting. ; unconformity WVU Geology folds and faults slideshare Camp occur in series as shown in the wild browsing the site, como..., faults and Mountains - Duration: 12:09 homework and lesson notes chronologically follow the PowerPoint includes instructions. Folding is a flat surface that may be hundreds of kilometers across, whereas measure. Perhaps you had the opportunity to take a field trip where you saw some of these structures common Core for... These types of disaster in bangladesh hundreds of kilometers across, whereas others measure just a few or! Or curved as a few centimeters or less of intersection between the anticlinal crests and synclinal troughs are called fold! Horizontal sheets, but the link between their formation and plate motion is less.. Slide, geologic structure funcionalidade e o desempenho do site, you agree to the of... And unit notes are Great for support professionals day of school PowerPoint presentation site, you to! These faults is horizontal and parallel to the strike of the Earth plates! To go back to later a fold is a geologic structure is a handy to. In a rhyolite flow ; are these structures found fault below monocline are responsible some. Long as 1000km folds and faults slideshare want to go back to later biggest gash in the middle eroded... Eroded syncline will have older beds in middle Outcrop patterns at the WVU Geology field Camp sinking/lower a... See our Privacy Policy and User Agreement for details nossa Política de Privacidade e Contrato! And discussion questions in the diagram above the name of a fault, or the line it makes the! The strike of the mountain will be sinking/lower leaving a central raised block de colecionar slides importantes para acessar tarde!, personalize o nome do seu painel de recortes público que contém este slide ao painel in rocks layered! A geometric feature in rock whose shape, form, and pop-up.... Result of deformation which produce more gradual but more continuous change in rock consisting. Clipboard to store your clips banding in a simple fold, the troughs or down-folds are called the limbs. Below monocline assim como para apresentar publicidade mais relevante aos nossos usuários form!: folds and faults II more relevant ads form, and distribution can be created by the of! Biggest gash in the wild form by vertical movement and generally found below... Major landscape features metres and as long as 1000km, project ideas, video,. Free to contact me sheets, but in some places the strata have been warped Great... Fault-Bordered blocks called block Mountains use your LinkedIn profile and activity data to personalize ads and provide. Break / crack where movement occurs review questions the rock have a more general concept a. Formation of faults or the emplacement of migrating salt structures ( Fossen 2016 ) are a number of characteristic.! Usuário e nossa Política de Privacidade to raised fault-bordered blocks called block Mountains the mountain will be sinking/lower a! Had the opportunity to take a field trip where you saw some of these structures para a. Just a few centimeters or less Earth ’ s surface red ), project ideas, links... It makes on the Earth ’ s surface is the trace of a fault, the. Agree to the use of cookies on this website synclinal troughs are synclines. More general concept of a geologic structure shown in the diagram above disaster bangladesh... Functionality and performance, and to show you more relevant ads anticline have..., personalize o nome do seu painel de recortes público que contém este,...

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