Geography A-Level
Liquefaction
What Liquefaction means in Geography A-Level, as defined for Pearson Edexcel.
Definitions of Liquefaction
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
The process by which saturated, unconsolidated sediments transform into a substance that acts like a liquid when shaken, causing building collapse.
A secondary earthquake hazard where violent shaking causes water-saturated soil to lose its strength and behave like a liquid.
Topics that use Liquefaction
- Tectonic Processes and Hazards (Pearson Edexcel A-Level)
Related terms
- Areal Extent
- Base Isolation
- Benioff Zone
- Governance
- Governance and Institutional Capacity
- Gravitational Force Mechanisms
- Hazard Profiles and Magnitude
- Jökulhlaup
Using Liquefaction in the exam
Definition questions usually carry one or two marks, and examiners look for the precise wording. Write the definition from memory, check it against the version above, and then use the term in a longer answer on the same topic so it sticks.
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