Nature and Distribution of Cold Environments (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
What type of feedback is the ice-albedo loop in cold environments?
What type of feedback is the ice-albedo loop in cold environments?
Positive feedback amplifying warming
How many main categories are cold environments classified into?
How many main categories are cold environments classified into?
Four categories
What is the mean annual temperature at the South Polar Plateau?
What is the mean annual temperature at the South Polar Plateau?
Around -55°C
How is permafrost defined in periglacial regions?
How is permafrost defined in periglacial regions?
Frozen ground below 0°C for ≥2 years
What is the typical annual precipitation in tundra climates?
What is the typical annual precipitation in tundra climates?
Less than 300 mm per year
Why does low insolation occur in polar regions?
Why does low insolation occur in polar regions?
Oblique sun angle means wider area heated
How long is the typical growing season for tundra vegetation?
How long is the typical growing season for tundra vegetation?
Only 50 to 60 days
What colour do tundra soils display due to gleying?
What colour do tundra soils display due to gleying?
Uniform blue-grey colour
What percentage of Earth's land is currently covered by ice?
What percentage of Earth's land is currently covered by ice?
About 10%
How much of Earth was ice-covered at the Last Glacial Maximum 18,000 years ago?
How much of Earth was ice-covered at the Last Glacial Maximum 18,000 years ago?
About one-third of Earth's surface