Upper course landscape (Edexcel GCSE Geography A): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
ShowHide
Practise the questions
12 questions from this quiz
What type of erosion is predominant in the upper course of a river?
What type of erosion is predominant in the upper course of a river?
Vertical erosion
Which characteristic describes the gradient in the upper course of a river?
Which characteristic describes the gradient in the upper course of a river?
Steep
Why do interlocking spurs form in the upper course?
Why do interlocking spurs form in the upper course?
River has limited energy to erode
How do interlocking spurs appear when viewed from downstream?
How do interlocking spurs appear when viewed from downstream?
Spurs appear to interlock
What rock arrangement is required for waterfall formation?
What rock arrangement is required for waterfall formation?
Hard rock above soft rock
What is differential erosion in waterfall formation?
What is differential erosion in waterfall formation?
Softer rocks erode faster than harder
What happens after undercutting creates an overhang at a waterfall?
What happens after undercutting creates an overhang at a waterfall?
Overhang collapses under own weight
Where does a plunge pool form at a waterfall?
Where does a plunge pool form at a waterfall?
At the base
How do gorges form in the upper course?
How do gorges form in the upper course?
From waterfall retreat over time
Where do river cliffs develop in the upper course?
Where do river cliffs develop in the upper course?
On outer bends of meanders
What is hydraulic action?
What is hydraulic action?
Water forced into cracks breaks rocks
What is abrasion in river erosion?
What is abrasion in river erosion?
Rocks scraping riverbed like sandpaper