river terminology part 4 Flashcards
(12 cards)
1
Q
source
A
where river starts
2
Q
stream flow
A
water flowing on surface in a channel
3
Q
stream orders
A
method of ranking complexity of drainage basin
4
Q
stream velocity
A
speed at which river flows
5
Q
superimposed river
A
young river that maintains its course despite reaching an older landform below surface
6
Q
trellis stream
A
rivers that flow parallel due to folded sedimentary rock
7
Q
turbulent flow
A
bubbling white water found in upper course
8
Q
undercut bank
A
outer bend on a meander
9
Q
vertical erosion
A
when river is flowing faster usually upper course or rejuvenationw
10
Q
water table
A
upper level of saturated ground
11
Q
watershed
A
high land which separates two drainage basins
12
Q
weir
A
small wall built across stream to slow it down to reduce erosion and help farmers irrigate
