Process, Time, Landforms and Landscapes (AQA A-Level Geography): Flashcards
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Practise the cards
10 cards from this deck
Land systems approach view of landscapes
Land systems approach view of landscapes
Assemblage of features built up over vast timescales
Quaternary period timeframe
Quaternary period timeframe
Last 2.58 million years
Recent glacial cycle pattern
Recent glacial cycle pattern
100,000-year rhythm
Glacial periods in last 740,000 years
Glacial periods in last 740,000 years
Eight separate glacial periods
Braided channels
Braided channels
Wide, shallow rivers split & rejoin around sediment islands
Ventifacts
Ventifacts
Rocks shaped & polished by wind-blown sand & ice particles
Loess deposits
Loess deposits
Fine wind-blown sediment in thick layers
Warm-based glacier characteristics
Warm-based glacier characteristics
Move rapidly, actively erode & deposit, quickly reshape terrain
Arêtes
Arêtes
Sharp ridges between valleys
Hanging valleys
Hanging valleys
Tributary valleys left 'hanging' above main valley