Geography A-Level
Speed of Onset
What Speed of Onset means in Geography A-Level, as defined for Pearson Edexcel.
Definition of Speed of Onset
The time lag between the start of a hazard event and its peak intensity; tectonic hazards typically have a rapid onset.
Topics that use Speed of Onset
- 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 Speed of Onset 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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