2. Hydrosphere Flashcards
0
Q
River Processes
A
Erosion (hydraulic action, corrosion, solution, attrition)
Transportation (traction, saltation, suspension, solution)
Deposition
Variation over upper, middle & lower stages
1
Q
Global Hydrological Cycle
A
Evaporation Condensation Advection Precipitation Storage Overland flow Infiltration Percolation Evapotranspiration Human inputs to, & impact on, the hydrological cycle
2
Q
River Features
A
Upper - Gorges, interlocking spurs, pot holes, bee-shaped valley, waterfalls
Middle - Flood plain, meanders
Lower - Meanders, ox-bow lakes, levees, deltas
3
Q
Hydrography
A
Peak discharge
Rising & falling limbs
Lag time
Base flow
4
Q
Main factors which may influence shape of hydrograph
A
Vegetation cover Geology Steepness of slopes Season Rainfall intensity Basin shape Etc.
5
Q
Map
A
Evidence to describe features of a river & its valley