It is the process of breakdown of rocks at the earths surface, either by extreme temperatures or rainwater or biological activity. Weathering and erosion science games legends of learning. Weathering, soil, erosion, and mass movement unit plan. Ppt physical geography weathering, mass wasting powerpoint. Flow caused by weak internal cohesion as well as exceeding the threshold angle of repose 4. Sep 06, 2017 weathering, mass wasting, and erosion james zollweg. The earths surface has stayed the same for thousands of years 2. Deposition is the process by which weathered and eroded materials are.
Study 66 chapter 15 weathering and mass wasting flashcards from jayson b. Processes and forms of mass wasting mass wasting processes can occur through four actions 1. Nationalism in africa and asia as a mass movement one of the central issues raised by nairns analysis is the social composition of the ideological movement of nationalism. Earths external processes weathering disintegration of rock at or near the earths surface mass wasting transfer of material down slope in response to. A downhill movement of large masses of soil or rocks. Weathering, mass wasting, and erosion no teams 1 team 2 teams 3 teams 4 teams 5 teams 6 teams 7 teams 8 teams 9 teams 10 teams custom press f11 select menu option view. Lecture outlines powerpoint chapter 4 weathering, soil, and mass wasting. The two forms of weathering, mechanical and chemical, are investigated in detail including the types, conditions, rates, and net effect of each. Mass wasting is the downslope movement of masses of earth materials. Physical geography weathering, mass wasting powerpoint.
While these topics may appear to be disparate, you will learn how they are inherently related. Does weathering of rock remove or add co 2 to the atmosphere. Chapter 10 weathering and mass wasting ppt video online. Click to view or download the presentation in pdf 34 mbytes. Topics include physical weathering, chemical weathering, and mass wasting. Chapter 15 weathering and mass wasting geography 101. Schwert, ndsu triggers for rapid mass wasting rain oversteepening cutting at foot of slope piling on head of slope deforesting devegetating earthquakes learning objectives understand basic slope processes and the causes of slope failure understand the role of driving and resisting forces on slopes and how. Landslides are often preceded by soil creep accompanied with soil sloughing loose soil that. Show how soil creep, earthflow, mudflows, and landslides are all forms of mass wasting. What is weathering and different types of weathering.
I have included links to different websites with instructional videos embedded in the powerpoint. And in tsunami erosion, huge floods move lots of sediments and even buildings. Learn about the different types of mass wasting, including slumps, rockslides, debris. A relatively rapid type of mass wasting that involves a flow of soil and regolith containing a large amount of water. Gravity causes erosion how much erosion takes place is determined by the. Weathering and mass movement essay example topics and. Weathering, mass wasting, and erosion james zollweg. Weathering, erosion and mass wasting powerpoint ppt presentation. Lecture outlines powerpoint chapter 4 tarbucklutgens. Weathering proceeds rapidly in warm, humid climates where heat and moisture accelerate the reactions that cause minerals and rocks to decompose chemically. Study 16 and 22 mass wasting, weathering, erosion, landscape t3 flashcards at proprofs chapter 16 mass wasting, weathering and erosion, and chapter 22 landscape development eas test 3. Mass wasting, like landslides and mudslides, causes sediment to move downhill, and water makes it move faster. Erosion is the removal of sediments by natural processes e.
This quiz tests your knowledge of weathering and mass wasting. Deep mantles of soil and regolith, and rounded forms subject to creep, dominate these regions. Mass wasting is a specific type of erosion that is caused by gravity. Weathering, soil, and mass movement ppt video online download. Dec 04, 2012 this video explains the process of weathering, its types and its effects. It occurs when soil or rocks are carried away, not by wind or water, but by falling or sliding downwards. There are 3 main types of weathering physical chemical biological. Mass wasting types of mass wasting processes forms of mass wasting creep slow movement of soil and regolith downhill causes fences and utility poles to tilt solifluction slow movement in areas underlain by permafrost upper active soil layer becomes saturated and slowly flows over a frozen surface below. To learn more about weathering, erosion and wasting, work through the entertaining video lessons in this chapter. While erosion is the process by which soil and rock particles are worn away and moved elsewhere by wind, water or ice, weathering involves no moving agent of transport. Chapter 4 weathering and soil western oregon university.
Discuss soil composition, texture, structure, formation, and classification. If the material moves as a mass along a sloping surface without internal motion. Be able to know the processes of weathering, soil, erosion, and mass wasting. Click to view the presentation in html the weathering instructional case ic consists of a series of five lessons and formative assessments that focus on the physical and chemical weathering of rocks and minerals. Weathering and mass wasting free download as powerpoint presentation. Weathering weathering soil and mass wasting begins with.
For many, nationalism is a movement of the intellectuals, or more broadly, the intelligentsia. Powerpoint chapter 4 earth science 11e tarbucklutgens. This type of weathering occurs in areas where the temperature fluctuates around zero degrees celsius. Jan 08, 2017 mass wasting it is downslope movement of masses of bedrock, rock debris, regolith or soil, under the direct influence of gravity 5 6. A slow downhill mass movement of soil or other debris at a rate ranging from about 1 to 10 mmyear. Chapter 4 weathering and soil pages 84102 earth science, 11e edward j.
This quiz tests your knowledge of the processes involved in weathering and mass wasting. A search of the document itself finds only three standards related to weathering, mass wasting, erosion, and landscape change. Additionally, weathering also contributes to the formation of soil by providing mineral particles like sand, silt, and clay. A rockslide or landslide is a common example of mass wasting, as a large quantity of loose rock or soil rolls or slides down a slope. The water freezes and expands causing cracks in the rocks. Wikipedia defines weathering as, weathering is the breaking down of rocks, soil and minerals as well as wood and artificial materials through contact with the earths atmosphere, biota and waters. Provide examples of various types of mass wasting and describe the controls and triggers of this process. Swelling caused by expansion of clay or through frost action types of mass wasting. Weathering, soil and mass wasting ppt video online download. The weathering of rocks and minerals earth science. Ppt physical geography weathering, mass wasting powerpoint presentation free to download id. What is weathering and different types of weathering earth. Mass wasting, also known as slope movement or mass movement, is the geomorphic process.
Erosion is the process by which weathered rock and soil sedimen. Mass wasting is the transfer or movement of rock or soil down slope primarily by gravity. Weathering, erosion and mass wasting by holly burrows on prezi. Rock falls occur when loose rock splits off of high cliffs. Weathering and soil notes on different types of weathering and soil horizons powerpoint ppt presentation.
Earths external processes weathering the disintegration and decomposition of material at or near the surface mass wasting the transfer of rock material. Weathering, mass wasting, and erosion no teams 1 team 2 teams 3 teams 4 teams 5 teams 6 teams 7 teams 8 teams 9 teams 10 teams custom press f11 select menu option view enter fullscreen for fullscreen mode. Free powerpoint presentations about soil, pebbles, sand. Weathering mass wasting erosion soils weathering chemical sedimentary rocks that have been precipitated or are the result of evaporation gypsum evaporite caso4. Define and describe the processes of weathering and erosion, including examples of negative and beneficial effects of these processes.
Breaks rocks down, but doesnt change mineral composition increases. Physical geography weathering, mass wasting is the property of its rightful owner. This unit contains resources about mass wasting landslides, factors that affect slope. Sedimentary rocks are made of sediments that have once been weathered, eroded, transported, and eventually deposited in basins. Weathering weathering soil and mass wasting begins with a. Earth science, 11e weathering, soil, and mass wasting chapter 4. Ensure that you have accessed the resources denudation, weathering and mass wasting to be certain that you are adequately prepared for this quiz. This video explains the process of weathering, its types and its effects. Introduction mass wasting the downslope movement of.
Mass wasting the downslope transfer of material through the direct action of gravity component of erosion and transport of sediment follows weathering, which weakens and breaks the rock 6 7. Chapter 15 weathering and mass wasting geography 101 with. Differential weathering the variation in the rate and degree of weathering caused by such factors as mineral makeup, degree of jointing, and climate. Weathering, mass wasting, erosion, and landscape change. Powerpoint as a starting point for notes over weathering, erosion, and mass wasting. Weathering is the the breakdown of solid rock at or near the earths surface. See more ideas about weathering and erosion, teaching science and earth science. Powerpoint click to download the ms powerpoint file 39 mbytes. The earths surface has stayed the same for thousands of years false the earths surface is always changing. Mass wasting, erosion, and weathering powerpoint teaching. Ppt weathering, mass wasting, and erosion powerpoint. Mass wasting it is downslope movement of masses of bedrock, rock debris, regolith or soil, under the direct influence of gravity 5 6.
In this chapter we discuss the external forces at work on the landscape. They occupy a pivotal role in the analyses of ernest gellner, elie kedourie, j. Ppt weathering, erosion and mass wasting powerpoint. When flowing water slows down, the sediments settle in a new place in a process called deposition. Weathering and mass wasting quiz ensure that you have accessed the resources denudation, weathering and mass wasting to be certain that you are adequately prepared for this quiz. Click to view the presentation in html online lecture pt.
These are examples of mass movement or called mass wasting slower faster creep avalanche mudslide. Mass wasting is a type of erosion that results in the mass movement of rock, soil and debris down a slope. Weathering is the breaking apart of rock material while mass wasting is the broken rock material moving down slopes in large volumes due to gravity. Ppt weathering, soils, and mass wasting powerpoint. Use examples to explain the difference between mechanical and chemical weathering and the variation in the rate of weathering. To introduce students to the weathering processes that shape our world and allow students to make connections between these weathering process and those we see on a day to day basis. Mass wasting may also cause physical weathering by causing rocks to shatter on hitting the ground or rub against each other while rolling and sliding. Mass wasting refers to the downward movement of soil, regolith andor bedrock because of gravity. Weathering, mass wasting, and erosion 1 weathering, mass wasting, and erosion in previous chapters we discussed the internal processes that create relief.
This powerpoint includes the topics of erosion, weathering, soil layers, mass movement earthquakes, volcanoes, etc. Weathering, mass wasting, and erosion jeopardy template. These forces, though often miniscule, act over time to inexorably wear away at the. Weathering, soil, erosion, and mass movement unit plan unit plan. Powerpoint click to download the ms powerpoint file 9. Hence, products of weathering are a major source of sediments for both erosion and deposition. Jul 28, 2015 powerpoint as a starting point for notes over weathering, erosion, and mass wasting. Weathering, soils, and mass wasting is the property of its rightful owner. Is the breaking down and changing of rocks near earths surface two types. Large movements of rock andor soil in a downhill direction. If so, share your ppt presentation slides online with. This process, known as erosion, is gradually wearing down the surface of the earth. Weathering, soil, erosion, and mass movement unit plan unit.
Earths external processes weathering the disintegration and decomposition of material at or near the surface mass wasting the transfer of rock material downslope under the influence of gravity. Weathering, erosion, mass wasting, 1 weathering, erosion, mass wasting, soil. Exfoliation a physical weathering process in which large flat or curved sheets of rock are detached from an outcrop. Waters movements, both on the land and underground, cause weathering and. Click to view or download the presentation in pdf 1. Notes 14bb notes 14bb erosion is a general term for the removal of rock or mineral particles from exposed surfaces by water, air or ice, or by other particles carried by these agents. Weathering the disintegration and decomposition of material at or near the surface mass wasting the transfer of rock material downslope under the influence of gravity erosion the incorporation and transportation of material by a mobile agent, usually water, wind, or ice. Following a discussion of the controls and triggers of mass wasting, a general presentation of the various types of mass wasting concludes the chapter. Weathering, soil, and mass wasting after reading and studying ch.