AQA GCSE Combined Science Trilogy · 8464
Specification 4.4.1.2, 5.5.1.1, 5.6.1.2, 6.5.4.2.2 · Paper 1, Paper 2, Paper 3, Paper 4, Paper 6
The factor deliberately changed during an investigation, such as the distance between a lamp and pondweed.
Revise: Investigating Light Intensity and Measuring PhotosynthesisThe independent variable is lamp distance, used to change light intensity. The dependent variable is the measured rate of oxygen production.
- Revise: Investigating Reaction Time and Interpreting Data
The factor deliberately changed or compared in an investigation.
- Revise: Required Practical 10: Temperature Changes in Reacting Solutions
The factor deliberately changed in an investigation, such as acid concentration or the type of metal.
2 more notes
- Revise: Factors Affecting Reaction Rates
- Revise: Required Practical 19: Investigating Force, Mass and Acceleration
The factor deliberately changed during an investigation.