Characteristic Desert Landscapes Through Time (AQA A-Level Geography): Flashcards
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Practise the cards
10 cards from this deck
Desert landscape distinctive feature
Desert landscape distinctive feature
Lack of vegetation
Inselbergs
Inselbergs
Isolated resistant rock hills exposed by erosion of softer rock
Pluvials
Pluvials
Wetter periods in the past when conditions were more humid
Badlands
Badlands
Erosional landscapes in soft geology with sporadic heavy rainfall
Bajadas
Bajadas
Merged alluvial fans
Effect of greater diurnal temperature ranges on rocks
Effect of greater diurnal temperature ranges on rocks
Rocks break down much more quickly
Shield deserts
Shield deserts
Vast, almost featureless ancient plains (e.g., central Australia)
When Gondwana broke up
When Gondwana broke up
Between 100 and 200 million years ago
Key features of badlands
Key features of badlands
Wadis, unstable slopes, pipes, natural arches, alluvial fans
Arabian Desert's dominant feature
Arabian Desert's dominant feature
Some of the largest sand dune systems in the world