geog tests
levees
a natural bank that was formed from deposition
esturies
is a tidal mouth of a river where it meets the sea
rising limb
invreasing discharge as rainfall its way to river
peak discharge
The maximum level of the river reaches from the rain
falling limb
decreasing discharge as the river carries storm, rain fall away
lag time
this is the time delay between peak rainfall and peak discharge
base flow
The base flow of the river represents the normal day-to-day discharge of the river
formula for discharge
cross-sectional area x the average velocity
interlocking spurs
A series of ridges projecting out on alternative sides of a valley, and around which a river winds its course
human courses of flooding
urbanisation deforestation agriculture