Glacial Systems and Landscapes (AQA A-Level Geography): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
Which period do glacial landscapes primarily display features from?
Which period do glacial landscapes primarily display features from?
Pleistocene period
What are the two types of energy inputs into a glacier system?
What are the two types of energy inputs into a glacier system?
Solar radiation & geothermal heat
What are the four key components of any system?
What are the four key components of any system?
Inputs, Stores, Flows, Outputs
When is a glacier in dynamic equilibrium?
When is a glacier in dynamic equilibrium?
When inputs and outputs are balanced
What does positive feedback do in a glacial system?
What does positive feedback do in a glacial system?
Amplifies changes
In ice-albedo feedback, what happens when ice melts and exposes darker surfaces?
In ice-albedo feedback, what happens when ice melts and exposes darker surfaces?
They absorb more solar radiation
What two factors primarily determine the distribution of cold environments?
What two factors primarily determine the distribution of cold environments?
Latitude and altitude
What is the average thickness of Arctic sea ice?
What is the average thickness of Arctic sea ice?
3 metres
What is Antarctica's sea ice extent in February?
What is Antarctica's sea ice extent in February?
2 million km²
What is the key geographical difference between the Arctic and Antarctica?
What is the key geographical difference between the Arctic and Antarctica?
Arctic is ocean; Antarctica continent