Combined Science GCSE
Measurement uncertainty
What Measurement uncertainty means in Combined Science GCSE, as defined for AQA.
Definition of Measurement uncertainty
Check what you remember
Read the wording for your board, then hide it and explain Measurement uncertainty in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Arises from instrument accuracy and calibration, for example a thermometer reading of 15.0 °C carries an uncertainty of about ±0.5 °C.
Topics that use Measurement uncertainty
Related terms
- Agricultural emissions and waste decomposition
- Agriculture and waste as methane sources
- Bias and source credibility
- Climate change
- Combustion of fossil fuels
- Communicating results
- Complexity and uncertainty in environmental systems
- Critical evaluation of media and secondary sources
Using Measurement uncertainty in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Combined Science questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Combined Science GCSE termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge