Combined Science GCSE
Instrument resolution and precision
What Instrument resolution and precision means in Combined Science GCSE, as defined for AQA.
Definition of Instrument resolution and precision
Check what you remember
Read the wording for your board, then hide it and explain Instrument resolution and precision in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Every instrument has a smallest scale division, so a reading is only known to lie within a range around the recorded value.
Topics that use Instrument resolution and precision
- Chemical measurements (AQA GCSE)
Related terms
- Distribution
- Mean
- Measurement and uncertainty
- Precision and repeatability of measurements
- Random and systematic error
- Range as a measure of spread
- Evaluating experimental data
- Range
Using Instrument resolution and precision in the exam
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