Objectives 1.Students should know the major erosion, transportation and deposition processes 2.Students should understand the Hjulstrom Curve 3.Students.

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Presentation transcript:

Objectives 1.Students should know the major erosion, transportation and deposition processes 2.Students should understand the Hjulstrom Curve 3.Students should evaluate the Hjulstrom curve

Mindmap on processes of erosion, transportation, deposition and load types

What is happening to a particle if.... River velocityParticle sizeParticle is..... A B CWas 500 but is now D100Eroded E51.0 F50.01 G300Eroded H10Transported

Hjϋlstrom Curve 1.Draw a copy of the Hjulstrom curve. 2.What is the difference between capacity and competance 3.Then describe what it shows including capacity/competence/Critical erosion velocity and mean fall velocity. Add the different types of processes (erosion, transportation and deposition) to the correct points on the graph. 4.Attempt question sheet 7.

Review What can the Hjulstrom curve be used for? Try the Hjulstrom curve and shear stress exercise.