Geography Rivers - Key Terms

HideShow resource information
  • Created by: LucyBonny
  • Created on: 08-05-16 18:25
Drainage Basin
The catchment area from which a river obtains its water
1 of 16
Watershed
The boundary that seperates one drainage basin from another
2 of 16
Infiltration
Transfer of water into the soil from the surface
3 of 16
Surface Run-Off
Water running over the surface of the ground (overload flow)
4 of 16
Evapotranspiration
Moisture lost from a vegetated land surface
5 of 16
Percolation
Transfer of water downwards within the soil
6 of 16
Saturation
The point at which soil and rocks can hold no more water
7 of 16
Weathering
The disintergration of rocks in situ (on the spot)
8 of 16
Erosion
The removal of material by an agent such as water, ice or wind
9 of 16
Load
The total amount of sediment carried by a river
10 of 16
Abrasion
Material carried by a river rubs against the banks and river bed
11 of 16
Attrition
Rocks carried by the river collide with each other, break up and become smoother
12 of 16
Hydraulic Action
The force of water pounding against the bed and banks causes material to break away
13 of 16
Solution
Chemical reaction causing rocks to break away and dissolve
14 of 16
Mass Movement
Any large scale movement of material not directly involving any agent of erosion
15 of 16
Hydraluic Radius
Measure of a river's efficiency
16 of 16

Other cards in this set

Card 2

Front

The boundary that seperates one drainage basin from another

Back

Watershed

Card 3

Front

Transfer of water into the soil from the surface

Back

Preview of the back of card 3

Card 4

Front

Water running over the surface of the ground (overload flow)

Back

Preview of the back of card 4

Card 5

Front

Moisture lost from a vegetated land surface

Back

Preview of the back of card 5
View more cards

Comments

No comments have yet been made

Similar Geography resources:

See all Geography resources »See all Rivers and fluvial processes resources »