Long and cross profile change from source to mouth Flashcards
long profile definition
a cross section of the shape and gradient of a river bed from source to mouth (the changing height)
cross profile
change in the cross section of valleys and channels from source to mouth
v-shaped valleys
upper course
interlocking spurns
upper course
wider river valleys
middle/lower course
waterfalls
upper course
gorges
upper course
meanders
middle/lower course
smaller more rounded bed load
middle/lower course
tributaries
upper course
oxbow lakes
middle/lower course
large angular bed load
upper course
alluvium deposits
middle/lower course
floodplains
middle/lower course
levees
middle/lower course
narrow and shallow river channels
upper course
deltas
middle/lower course
vertical erosion
upper course
river mouth
middle/lower course
little lateral erosion
middle/lower course