en intégrant la rétroaction négative engendrée par la présence des dépôts de pente. Favorite Answer. An abrasion (undercut) slope diffusion model (ASDMO-1) Auteurs : TROFIMOV, A. M. MOSKOVKIN, V. M. Description : Développement d'un modèle mathématique d'évolution de versant déjà présenté par les AA. The movement of the material is called creeping, sliding, flowing, toppling, and falling. flank noun. The landform at J is: (a) lateral moraine; (b) an alluvial fan; (c) a water gap; (d) a natural levee; (e) a delta. 0% average accuracy. Anyone got the definitions? Geography. 11. 2010. Christmas Island is located in the Indian Ocean at latitude 10°30‘ south and longitude 105°40' east. -constant marine erosion @ cliff base=undercut, slope failure, leaving steep slope.-steep cliffs associated w/ horizontal or vertical geological structure. 2 minutes ago. gap noun. ALL diagrams are contained in the ANNEXURE. Subjects: glaciers weathering ... considers slope and landform stability to be consequences of the resistence of rock materials to the attack of the denuation process ... when a meander neck is cut off as two undercut banks emerge B _____ (1 x 1) (1) 3.9 Is slope A an undercut or slip-off slope? Slope stability is based on the interplay between two types of forces, driving forces and resisting forces. 0 times. Non-resistant Rock -- Semi-humid Region. Relevance. 7. This process is both erosional and depositional. I need to find the definition of slip-off and cut-off slope. Support this statement with evidence from the map. Abrasion: the pebbles being transported wear away the bed and banks of the river channel. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Landslides may be caused because a steep slope is undercut by a river or the sea so that it falls by gravity. Angle of Dip: the angle of the bedding planes which affects the shape of the cliff. fold noun. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. A cut bank, also known as a river cliff or river-cut cliff, is the outside bank of a water channel (), which is continually undergoing erosion. 9. The water does not move in a straight direction for long distances. a steep slope that forms the edge of a long area of high land. Undercutting - Streams eroding their banks or surf action along a coast can undercut a slope making it unstable. one side of a large structure such as a mountain or building. This type of slope contains a thick soil cover. Match the slopes A and B in the figure with the descriptions given below. ... the meanders migrate progressively outwards with the interlocking spurs alternating with undercut slopes. Undercut slope Slip-off slope o Oxbow lake o Sand island o Braided stream o Flood plain Name the point where two rivers or streams meet Preview this quiz on Quizizz. Entirely ertical sea walls experience the full violence of waves crashing against them, and are vulnerable to undercutting. Man-made steepening both undercuts the slope and sets up vib­rations which may loosen rocks or soil. 6. GCSE Rivers Glossary. 74, 1–4 find that steep concave slopes are one of the main factors responsible for landslides in Uganda. JC Rivers DRAFT. Consequently, many walls are designed with a slight slope toward the sea at the base. … -angle of inclination, bedding planes- seaward dipping=low angle, landward dipping=near vertical angle. The differing parts of a slope. A winding course is developed when water moves down the slope under the force of gravity. 3. Clay then flows along a slip plane. 2012 NSC Copyright reserved Please turn over SECTION A: CLIMATE AND WEATHER, FLUVIAL PROCESSES AND STRUCTURAL LANDFORMS On the opposite side of the stream, the water will be less turbulent. Clay absorbs water, becomes saturated beyond capacity. Claessens et al. Karel Šilhán currently works at the Department of physical geography and geoecology and Department of Biology, University of Ostrava and University of Hradec Králové. Hydrologic Characteristic & Heavy rains can saturate regolith reducing grain to grain contact and reducing the angle of repose, thus triggering a mass-wasting event. Find more similar flip PDFs like Geography climate gr12. Entrenched rivers with steeper slope or uplifted land Drainage Basins – United States . 2.2.4 The flow pattern that occurs over an even and gently sloping riverbed. JC Rivers. 2.1 An undercut slope 2.2 Erosion is the main process 2.3 Deposition is … Abrasion: wearing away of cliffs by sediment flung by breaking waves.See Corrasion.. face noun. This question paper consists of FOUR questions. (2007) Geomorph. Edit. Geography G 107 Exam 3. by Jeffman89bc11, Apr. These may be convex, straight, or concave; the shape of a slope is an expression of the predominant processes acting on it.Convex slope elements are usually gentle, generally at the top of a slope, and formed by soil creep and rainsplash. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a … (a) (ii) Processes such as hydraulic action occur along this river. It is, however, constantly undercut by the down slope movement of the weaker shale. 2.2.6 The flow pattern that will mostly occur on an ungraded river profile. 8. _____ (1 x 1) (1) 3.10 Graaf water is a central place town. 4. Mass Movement: Occur on weaker rocks eg Clay and have a rotational movement. 14 | P a g e GRADE 12 GEOGRAPHY PROGRESSED LEARNERS (2020) KwaZulu-Natal 3.8 State the course of the river shown in the diagram. 1st - 12th grade. Play this game to review Geography. I tried looking through my geography text and the dictionary, I still couldn't find it. Erosional and depositional landforms - meanders and oxbow lakes Meanders. The crest of the slope is convex, while the base of the slope is concave. mslmtosullivan. ANTICYCLONES GEOGRAPHY GRADE 12 CLIMATOLOGY ANTICYCLONES SUBTROPICAL ANTICYCLONES SUBTROPICAL ANTICYCLONES Kalahari HP South If the rock layers are horizontal, small overhangs of more resistant rock form in the cliff face. (2 x 2) (4) 2.2.4 Gee EEN rede waarom die Tugelarivier meer geneig sal wees om in die omgewing van (iii) te oorstro Christmas Island - Geography. GEOGRAPHY Grade 12 Page 7 Question 2 Refer to FIGURE 2 showing a river meander. As the river makes its way to the middle course, it gains more water and therefore more energy. This steepened, eroded slope is called an UNDERCUT SLOPE. Write only the letter (A or B) next to the question number (2.1–2.7). 2.2.7 The flow pattern which will occur where deltas form. Answer Save. a low area between mountains that people use to cross them. View Anticyclones.pptx from BIOLOGY 2107 at Sultan Qaboos University. GCSE COASTS VOCABULARY. DRAFT. The Curriculum and Assessment Policy Statement (CAPS) for Geography outlines the nature and purpose of the subject Geography. The mass movement process, also sometimes called mass wasting, occurs when soil and rock move down a slope under the force of gravity. 2.2.5 The flow pattern where there is a high rate of erosion. Geography/P1 3 DBE/Feb.–Mar. Losing support from underneath, blocks of the sandstone break off the cliff face and roll down the slope. The Island is the summit of a submarine mountain. The bank at I is the: (a) undercut slope; (b) slipoff slope; (c) Northwestern Bank; (d) cutoff; (e) lateral moraine. ... slip-off slope (1) 1 1 1. Slope Stability (a lesson in physics) When is a slope not stable? Each of these depends on the speed and composition of the material moving. a side of a mountain or building that is high and very steep. Earthquakes or volcanic disturbances may loosen rocks and start off a landslide. 5. 0. British literary an area of low land between hills. 2 minutes ago. Changes in. 10. Most often, the concave element of a slope occurs as a basal concavity. 3 (a) (i) Describe the location of the island of Lefkada. Attrition: The particles are knocked about as they are transported, and they gradually become more rounded and reduced in size.. Base Level: the mouth of the river and the point where the gradient becomes zero. 4 Name the point where two rivers or streams meet. The critical slope angles for the stability of the sand block on the Teflon plate were obtained for three cases of without supports, with only side supports and with both side and toe supports. A slope which declines in steepness with movement downslope, also known as a waning slope. Quick Upload . Cut banks are found in abundance along mature or meandering streams, they are located on the outside of a stream bend, known as a meander, opposite the slip-off slope on the inside of the bend. 1.6.3 Slip-off slope (1) (1 x 2) (2) 1.6.4 The boys do not understand the difference between the slopes on the river bend/Where the slip off slope is, it is shallow and where the undercut slope is, it is deeper (2) 1 decade ago. ... undercut (1) 3 3 1. 2.2.3 The flow pattern that occurs at the undercut slope of a meander. GCSE Geography marking schemes are presented in a common format as shown below: to the response. Geography climate gr12 was published by sithembile on 2016-07-24. Downslope from the convex segment, there may be a straight slope element of bare rock. Save. Edit. Download Geography climate gr12 PDF for free. This slower, gentler water is less capable of carrying the load or material being transported by the water, so it is a location of deposition. The base is often undercut by erosion so its strength is already weak. 2 Answers. in vorm tussen ‘n afglyhang (‘slip-off slope’) en ‘n stootoewerhang (‘undercut slope’) toon. Start studying Geography: Chapter 9: Mass Movement. Alluvium: rock particles (clay, silt, sand and gravel) deposited by a river. Anonymous. Answer ANY THREE questions of 100 marks each. Deposition is occurring at: (a) F; (b) I; (c) both F and I; (d) neither F nor I; (e) sometimes F and sometimes I. United States of the material is called an undercut or slip-off slope based on the speed and of. Makes its way to the middle course, it gains more water and therefore more energy a steep that... 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