Geography A-Level
Systems theory
What Systems theory means in Geography A-Level, as defined for AQA.
Definitions of Systems theory
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Reference: AQA
Application of systems concepts to ecosystems, involving inputs, outputs, stores and transfers of energy and materials.
A set of interrelated components comprising stores, flows, inputs and outputs, applied to the water and carbon cycles.
Glaciers are open systems with inputs, stores, transfers and outputs.
Topics that use Systems theory
- Ecosystems and processes (AQA A-Level)
- Systems and processes (AQA A-Level)
- Water and carbon cycles as natural systems (AQA A-Level)
Related terms
- Ablation
- Accumulation
- Climate change impacts
- Climatic climax
- Cold-based glaciers
- Dynamic equilibrium
- Ecological efficiency
- Ecological succession
Using Systems theory in the exam
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