The Long Profile of a River

Front

What are the 3 courses of a river?

Back

Upper, middle, lower

Front

What is the dominant process of erosion in the upper course?

Back

Vertical

Front

Which of the following increases downstream? Velocity, Size of bed load, Vertical erosion, Gradient

Back

Velocity

Front

Which of the following decreases downstream? Channel bed roughness, River depth, Discharge, Lateral erosion

Back

Channel bed roughness

Front

Which of the following is NOT a reason for increased human activity downstream: Flat land, Fertile soil, Wider and deeper channel, More flooding?

Back

More flooding

Front

Why does the river flow faster further downstream?

Back

Reduced friction due to deeper, wider and smoother channel.

Front

Which of the following would you expect to see in the upper course?
Options:
Wide river channel,
Oxbow lake,
Floodplain,
Waterfall

Back

Waterfall

Front

Which of the following would you expect to see in the Middle course? V-shaped valley, Lateral erosion, Interlocking spurs, Delta

Back

Lateral erosion

Front

Which of the following would you expect to see in the lower course? Rapids, Delta, Source, Oxbow lake

Back

Delta

Front

What are the main river processes in the lower course?

Back

Transportation and deposition.