Combined Science GCSE
Potometer measurements
What Potometer measurements means in Combined Science GCSE, as defined for AQA.
Definition of Potometer measurements
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Read the wording for your board, then hide it and explain Potometer measurements in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
A potometer can estimate water uptake by a leafy shoot, and the distance moved by an air bubble along a capillary tube can be converted into a volume using the tube's cross-sectional area.
Topics that use Potometer measurements
- Plant organ system (AQA GCSE)
Related terms
- Active transport
- Calculating rates from measurements
- Cell specialisation and adaptation
- Cellular control of pore size
- Data presentation
- Describing relationships between variables
- Gas exchange
- Graph interpretation and proportionality
Using Potometer measurements in the exam
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