Flashcards in River & The Landscape Chap 4 Deck (25):
1
Abrasion
The erodes pieces of rock - the load - erodes the river bed & bank
2
The route a river takes
Course
3
Mature river:
Wider valley troughs
Meanders
4
A small river that joins a larger one
Tributary
6
The place a river enters the sea
Mouth
7
Where a river mouth is tidal
Estuary
8
Mouth
The place a river enters the sea
10
The area which is drained by a river and its tributaries
River basin
11
Solution
River water dissolves rock particles like limestone
12
Tributary
A small river that joins a larger one
13
The rate of erosion depends on:
The size of the river
The speed of the river
The hardness of the rock
14
Source
Where a river begins
15
Solution
Dissolved minerals
16
Traction
Rolling along the riverbed
17
Watershed
The high ground which separates 2 river basins
18
Suspension
Floating in the water
19
Old rivers:
Ox-bow lakes
Flood plains
Levees
Deltas
20
Where a river begins
Source
21
Youthful river:
V-shaped valleys
Interlocking Spurs
Potholes
Waterfalls
22
Saltation
Bouncing
23
River basin
The area which is drained by a river and its tributaries
24
Course
The route the river takes
25
Estuary
Where a river mouth is tidal
25
Hydraulic action
The force of the moving water erodes pieces of rock off the river banks & bed
25