OCR GCSE Combined Science A · J250
Specification WS1.3f · Biology Paper 1, Biology Paper 2, Chemistry Paper 1, Chemistry Paper 2, Physics Paper 1, Physics Paper 2
Revise: Reasoned ExplanationsA reasoned explanation combines three things: the relevant results, scientific knowledge that explains them, and a conclusion about how far they support the hypothesis. This is more than describing a trend. A description tells us what happens; an explanation tells us why that pattern makes scientific sense.