OCR GCSE Combined Science A · J250
Specification WS1.2b · Biology Paper 1, Biology Paper 2, Chemistry Paper 1, Chemistry Paper 2, Physics Paper 1, Physics Paper 2
Revise: Experimental Planning and Procedure DesignSystematic observations follow an organised pattern rather than being collected whenever something happens to catch your attention. Plan which conditions you will investigate, when you will take readings and exactly what you will record.