Webb(iii) ‘slope evolution’ etc. He postulated the cyclic concept of progressive development of erosional stream valleys under the concept of ‘complete cycle of river-life’, while through ‘geographical cycle’ he described the sequential development of landforms through time. WebbThis paper contained a number of fundamental statements: (1) Maximum slope inclination is related to rock type. (2) Slopes are continually changing and are controlled by resistance of the rocks, the activity of erosive processes and the duration of the processes.

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WebbTwo approaches were followed to have a proper understanding of the slope development. They are (a) Historical approach (b) Process-Form approach (a) Historical Approach: … Webbinvolved in the development of slopes is cru cial for the understanding of the evolution of a landscape. There are basically two methods by which the development of a slope can be studied. The first is the inductive method, in which measurements in the field are made in the hope to discover regularities which can later game script language

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Webbexpression of landscape development. Penck's model is thought as an opposite efforts to the Davis' model. So he arbitrarily avoided the cycle term ofDavis and used Entewickelung (Development). Principle of the Theory of Concept Penck developed his model ofcycle oferosion on the basis ofcertain following principles or assumptions: Webbanalysis are stressed. While directed at erosion on a slope, treated as a unit area without much reference to the slope forms or the evolution of assemblages of land-forms, … WebbIn the framework of his theory W. M. Davis tried to represent the relief form development and the whole Earth‟s relief evolution in a very progressive way. In this connection he developed his theory from a simple and … game script mastery