Geography Grade 12 - Summary: Geomorphology - Fluvial

Geography Grade 12 - Summary: Geomorphology - Fluvial Includes: - River systems - Drainage basin & catchment area - Features of a drainage basin - South African watersheds - Surface runoff and groundwater - Factors affecting surface runoff - Water table - Types of rivers & examples in SA - Drainage patterns - patterns that develop independently of the rock structure or gradient & other patterns - Drainage density & texture & factors - Stream order - Laminar and Turbulent flow - Longitudinal profile of a river (with drawing) - Transverse profile of a river (with drawings) - Identification and description of fluvial landforms - Rapids & Waterfalls (with drawings) - Meanders (with drawings) , Alluvial Fans - Levees, braided streams, river meanders, oxbow lakes, flood plains - Deltas - River grading - over graded & undegraded - Rejuvenation of rivers (& landforms that result - drawing) - Entrenched and ingrown meanders - with drawings - River Capture process & definitions - Abstraction explanation - Results of Capture - Superimposed rivers and drainage pattern (With drawings) - Antecedent drainage pattern (With drawings)