Drainage Basin Flashcards
1
Q
Give a definition of a drainage basin?
A
An area of land surrounding a river, from which the river receives water and subsequently drains this water.
2
Q
Is the drainage basin an open or closed system?
A
Closed- contains inputs and outputs
3
Q
Free flow
A
When water flows through the ground
4
Q
Percolation
A
The slow movement of ground water
5
Q
Stem flow
A
Water lands on plants and runs down their stems.
6
Q
What factors affect hill slope drainage system? (5)
A
- Interception
- Precipitation
- How saturated the soil is
- Geology
- Relief
