Geography GCSE
Impermeable
What Impermeable means in Geography GCSE, as defined for Pearson Edexcel.
Definition of Impermeable
A surface or rock type that does not allow water to pass through it.
Topics that use Impermeable
- Distinctive river landscapes are the outcome of the interaction between physical and human processes (Pearson Edexcel GCSE)
- Human activities can lead to changes in river landscapes which affect people and the environment (Pearson Edexcel GCSE)
Related terms
- Lag Time
- Infiltration
- Bankfull Discharge
- Channelisation
- Differential Erosion
- Discharge
- Peak Discharge
- Surface Runoff
Using Impermeable 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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