Combined Science GCSE
Variables and fair testing
What Variables and fair testing means in Combined Science GCSE, as defined for AQA.
Definition of Variables and fair testing
Check what you remember
Read the wording for your board, then hide it and explain Variables and fair testing in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The independent variable, dependent variable and at least two control variables are identified, keeping all variables except the independent variable constant so the test is fair.
Topics that use Variables and fair testing
Related terms
- Collision theory
- Hypothesis development
- Measuring rate of reaction
- Required practical skills
- Control variables and reliability
- Rate graphs and gradients
Using Variables and fair testing 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