Study of Settlements
• concept of settlement; • site and situation; • rural and urban settlements; and • settlement classification according to size, complexity, pattern and function.
Archives
Tropical Cyclones
Tropical Cyclones General characteristics Hurricane Katrina Areas where tropical cyclones form Factors necessary for their formation A sea temperature of 27° C Strong Coriolis Force Strong upper air divergence Stages of development & Associated weather patterns Hurricane intensifying over the warmer ocean of the Gulf of Mexico The Physical Characteristics of Tropical Cyclones from breannej35 2… Read More »
Climate and Weather (Grade 12 CAPS)
Superimposed and antecedent drainage patterns
Antecedent drainage patterns Superimposed drainage patterns
River capture (stream piracy)
River capture (stream piracy) Captor stream, captured stream, misfit stream, elbow of capture, wind gap
River grading
River grading Rejuvenation of rivers Rejuvenate means to become young again. A rejuvenated river is a river that has become young again by increasing it’s ability to erode. Reasons for river rejuvenation: A fall in the sea level, giving the river more energy An increase in the height of the land, causing the river to… Read More »
Identification and description of fluvial landforms
Identification and description of fluvial landforms Meanders Oxbow lakes Braided streams Floodplain Natural leveé Waterfall Rapids Delta
River profiles
River profiles Transverse profile Longitudinal profile
Discharge of a river
Discharge of a river The discharge of a river is the volume of water which flows through it in a given time. It is usually measured in cubic meters per second. The volume of the discharge will be determined by factors such as climate, vegetation, soil type, drainage basin relief and the activities of man.… Read More »
Drainage density and Stream Order
Ideally, you should use topographic maps to identify stream order and density Drainage density Stream Order