AQA GCSE Combined Science Trilogy · 8464
Specification 5.1.1.3, 6.4.1.3 · Paper 3, Paper 5
Revise: Development of the Atomic ModelA scientific model is a way of representing something so that we can explain observations and predict what might happen. Models of the atom developed as experiments revealed features that earlier models could not explain. A new model therefore needs more than a different picture: it must account for the evidence.
- Revise: Development of the Atomic Model
A representation of a structure or process that explains observations and can be used to make predictions. It may be changed when new evidence emerges.