chapter 9
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Chapter 9. Erosion and Deposition. Review terms and ideas. ______________ is the material moved by erosion. SEDIMENT W hat materials does sediment consist of? PIECES OF ROCK/SOIL AND PLANT AND ANIMAL REMIANS. REVIEW TERMS AND IDEAS. - PowerPoint PPT PresentationTRANSCRIPT
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Chapter 9Erosion and Deposition
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Review terms and ideas______________ is the material moved by erosion.SEDIMENTWhat materials does sediment consist of?PIECES OF ROCK/SOIL AND PLANT AND ANIMAL REMIANS
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REVIEW TERMS AND IDEAS
______________ OCCURS WHERE THE AGENTS OF EROSION, DEPOSIT, OR LAY DOWN, SEDIMENT.DEPOSITION____________,_____________, &______________ ACT TOGETHER IN A CYCLE THAT WEARS DOWN AND BUILDS UP EARTH’S SURFACE.WEATHERING, EROSION, AND DEPOSITION
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______________ IS THE FORCE THAT PULLS ROCK AND OTHER MATERIALS DOWN HILL.GRAVITYTHE FOUR TYPES OF MASS MOVEMENT INCLUDE __________,____________,____________, &____________LANDSLIDES, MUDFLOWS, SLUMPS, AND CREEPS.
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http://PHSchool.com/webcodes10/index.cfm Active art
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Moving ___________ is the major agent of erosion that has shaped Earth’s land surface.WATER_____________is water that moves over Earth’s surface that carries particles with it.RUNOFF
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The amount of runoff in an area depends on 5 main factors which are?AMOUNT OF RAIN, VEGETATION, TYPE OF SOIL, SHAPE OF THE LAND, HOW PEOPLE USE THE LAND
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MORE RUNNOFF=MORE?EROSION!
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FEATURES CREATED BY RUNOFF: THESE ARE?
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THIS FEATURE IS?
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THIS FEATURE IS?
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THIS FEATURE IS?
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THIS FEATURE IS?
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EROSION BY RIVERSTHROUGH EROSION, A RIVER CREATES VALLEYS, WATERFALLS, FLOOD PLAINS, MEANDERS, AND ____________ LAKES.OXBOW
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THIS IS AN EXAMPLE OF?
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THIS IS AN EXAMPLE OF?
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WATERFALLSHOW ARE WATERFALLS FORMED?A RIVER FLOWS OVER AN AREA OF HARD ROCK THAT ERODES SLOWLY, THEN OVER A SOFT ROCK THAT ERODES MORE QUICKLY.
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WHAT IS THIS AN EXAMPLE OF?
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THIS IS AN EXAMPLE OF?
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MEANDERWHAT CAUSES A MEANDER?WATER FOLLOWS THE COURSE OF LEAST RESISTANCE. IT WILL FLOW FIRST WHERE ROCK/SEDIMENT IS EASIER TO ERODE.
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WHAT IS THIS AND WHY DID IT FORM?
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OXBOW LAKEUSUALLY FORM DURING FLOODS WHEN WATER FINDS AN EASIER WAY DOWNSTREAM AND CUTS OFF THE OLD MEANDER.
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WHAT IS THIS AN EXAMPLE OF?
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ALLUVIAL FANSSTREAMS FLOW OUT OF A STEEP NARROW MOUNTAIN VALLEY AND SUDDENLY SPILL INTO AN OPEN, FLAT AREA OR WATER SOURCE
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WHAT AND WHERE?
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DELTAEXPLAIN HOW A DELTA IS FORMED.SEDIMENT THAT IS DEPOSITED BY A RIVER THAT FLOWS INTO A LAKE OR OCEAN BUILDS UP INTO A LAND FORM.
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http://www.youtube.com/watch?v=n1cCs-S5EKcMudslidehttp://www.youtube.com/watch?v=mknStAMia0QLandslide