River Valley
Where does a river start?
Source
What river flows through London?
Thames
Found in the upper course where rivers arent powerful enough to eorde laterally, when a river winds through hills?
Interlocking spurs
When water and air break down the river bed and bank?
Hydraulic Action
This type of defence is in tune with nature?
Soft engineering
What is the shape of the cross profile in the upper course?
V shaped
What river flows through Leeds?
Aire
The ppol that forms under a waterfall?
Plunge
When rocks carried by the river wear away the river bank and bed?
Abrasion
Planting trees beside rivers is called?
Afforestation or Reaparian planting
Which type of erosion is most common in the upper course?
Vertical
What river did we study as a case study?
Tees
When a waterfall retreats it forms a ?
Gorge
When particles carried by the river bash against each other eroding themselves?
Attrition
What is the time between peak rainfall and peak discharge on a hydograph called?
Lag Time
What is the term for erosion that occurs on the side?
Lateral erosion
What two rivers flow through York?
Foss and the Ooze
The name of the big waterfall on the river Tees?
Highforce
When large particles are dragged along the bottom of a river?
Traction
Name 3 physical factors that can make a hydrograph more flashy (a river more likely to flood)?
Antecedent Rainfall (rain which has happened before)
Torrential Rain- Geology-Vegetation-Gradiant-
Where does the river Aire start?
The Pennines (Yorkshire Dales)
What river flows through Boston Spa?
Wharfe
The highest waterfall in the world?
Angel Falls in Venezeula
A feature formed on the sides (river banks) through deposition in the lower course?
Levee
What is river restoration?
Where rivers and surrounding wetlands are returned to their natural state to try and stop flooding