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COURSE OF THE RIVER

There are 3 courses of a river

  • upper

  • middle

  • lower

This is shown on a graph called the LONG PROFILE. The long profile graph shows us 2 things:

  • hight and gradient

  • steepness

UPPER COURSE

SHAPE

  • steep

  • narrow

EROSION

  • V-SHAPE VALLY

  • WATERFALLS

MIDDLE COURSE

SHAPE

  • gently sloping

  • deeper

EROSION

  • meanders

  • oxbow lakes

LOWER COURSE

SHAPE

  • Flat

  • wide

EROSION

  • levee

  • lateral erosion