Aqa Gcse Geography Water On The Land Lesson 2 Long Profile Of A A long profile close long profile a section of the course of a river drawn from source to mouth. is a line representing the river from its source (where it starts) to its mouth (where it meets the. The long profile shows the gradient of a river as it journeys from source to mouth. it spans the source of a river (where it starts) and the mouth (where it reaches the sea). the long profile of a river is a way of displaying the channel slope (gradient) of a river along its entire length. therefore, it shows how a river loses height with.
Changing River Shape Aqa Gcse Geography Revision Notes 2018 A long profile close long profile a section of the course of a river drawn from source to mouth. shows how the river changes over its course from its source close source the place where a river. This topic is designed as an interactive quiz. test yourself in an adaptive quiz or answer open ended exam questions for free, by signing in to seneca. test yourself. jump to other topics. exam style questions coasts. the cross profile of a river. seneca learning the long profile of a river revision content. There are 4 major concepts here; the drainage basin. the water cycle. the changing characteristics of rivers from the mountains long profile. the changing valley shape cross profiles. the drainage basin. this is the area of land drained by a river system (a river and its tributaries). The bradshaw model. this is a theoretical model that helps us describe the changes that occur as the river flows downstream. it is shown as a series of triangles – if the triangle widens downstream it means that the variable increases, so we can see according to the model (in the image below) that channel depth and width, along with mean velocity, discharge and volume of load, all increase.
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