Fluvio-glacial Processes and Landscapes (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 can sub-glacial meltwater streams flow uphill?
Why can sub-glacial meltwater streams flow uphill?
Due to hydrostatic pressure from ice above
Which type of meltwater channel flows on top of the glacier surface?
Which type of meltwater channel flows on top of the glacier surface?
Supraglacial
What happens to the heaviest particles when meltwater discharge decreases?
What happens to the heaviest particles when meltwater discharge decreases?
They settle first
What is the typical height range of eskers?
What is the typical height range of eskers?
5-20 metres
What does one varve layer represent?
What does one varve layer represent?
One year's deposition
What formed when the River Severn was blocked by ice during the last glaciation?
What formed when the River Severn was blocked by ice during the last glaciation?
Lake Lapworth
How do kettle holes form on outwash plains?
How do kettle holes form on outwash plains?
Ice blocks melt leaving gaps in sediment
Where is the coarsest material found on an outwash plain?
Where is the coarsest material found on an outwash plain?
Nearest to the glacier
How long must ground temperatures stay below 0°C for permafrost to form?
How long must ground temperatures stay below 0°C for permafrost to form?
More than two years
How deep may the active layer extend in periglacial environments?
How deep may the active layer extend in periglacial environments?
Up to 4 metres