River Upper Course

Which part of a river is the upper course close to?

• Source

• Mouth

• Confluence

• Drainage Basin

Which descriptions about the river valley in the upper course are true?

• It is V shaped

• It is flat

• It is steep

• It is wide

Which of the following descriptions about the river channel in the upper course are true?

• It is wide and deep

• It is narrow and shallow

• It carries a large angular load

• It carries a small, rounded load

Which of the following processes is dominant in the upper course of a river?

• Deposition

• Transport

• Vertical Erosion

• Lateral Erosion

Which type of erosion causes rocks to scrape at the bed and banks of the river?

• Attrition

• Abrasion

• Solution

• Hydraulic Action

Which type of erosion causes air to be forced into cracks in the river bed and banks?

• Attrition

• Abrasion

• Solution

• Hydraulic Action

Which feature of the upper course is an outcrop of the river valley that the river has to travel around?

• Waterfall

• Interlocking Spur

• Rapid

• Pothole

Which feature of the upper course is formed when a waterfall retreats upstream?

• Interlocking Spur

• Pothole

• Gorge

• Rapids

Which feature is formed due to swirling eddies in the river causing rocks to grind vertically into the river bed?

• Potholes

• Rapids

• Gorge

• Waterfalls

Which feature is formed due to water flowing over an uneven river bed?

• Gorge

• Pothole

• Rapids

• Interlocking Spur