Physics 9702 – Quick summary on uncertainty (absolute & percentage)
If you’re revising Physics (9702), uncertainty questions show up a lot in Paper 2 and Paper 3. I found this short summary really helps to understand absolute and percentage uncertainty:
https://www.learnori.com/questions/88/introduction-to-measurement-uncertainty-and-its-calculation
Posted Jan 27, 2026, 11:38 AM UTC
21