Wind (AQA A-Level Geography): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Why do aeolian processes operate effectively in hot deserts?
Why do aeolian processes operate effectively in hot deserts?
Cloudless skies create wind & barren land
What are the two main processes of wind erosion in hot deserts?
What are the two main processes of wind erosion in hot deserts?
Abrasion and deflation
What is abrasion in the context of wind erosion?
What is abrasion in the context of wind erosion?
Wind-carried particles strike rock surfaces
What surface feature does deflation create by removing fine material?
What surface feature does deflation create by removing fine material?
Reg or desert pavement
How deep is the Qattara Depression below sea level at its deepest point?
How deep is the Qattara Depression below sea level at its deepest point?
134 metres
What size are particles transported by suspension?
What size are particles transported by suspension?
Generally less than 0.2 mm in diameter
At what speed are particles transported during saltation relative to wind speed?
At what speed are particles transported during saltation relative to wind speed?
One-half to one-third of wind speed
What percentage of grain movement in hot deserts does surface creep account for?
What percentage of grain movement in hot deserts does surface creep account for?
25%
When does wind deposition occur in hot deserts?
When does wind deposition occur in hot deserts?
When wind velocity decreases
What are large depressions created by deflation called?
What are large depressions created by deflation called?
Deflation hollows