Rivers Flashcards
Drainage basin?
the catchment area for precipitation then it drains to the river
Watershed?
the boundary of the drainage basin
Tributary
a smaller river flowing into a bigger river
Confluence
where 2 rivers meet
Highest waterfall in the world?
angel falls
Long profile of a river?
cut lengthways
Plan view of a river?
birds eye view
Cross-section of a river?
cut across the width
Upper course of a river?
āvā shaped valley (steep sides)
Middle course of a river?
small flood plain develops
Lower course of a river?
wide flood plain, sides erode
Solution?
minerals from rocks dissolved in water
Suspension?
(Silty,murky brown) clay-sized particles carried along by the river
Saltation?
pebbles and small stones bounce along the river bed
Traction?
largest material (rocks) are dragged along the bed of the river