Combined Science GCSE
Model replacement in science
What Model replacement in science means in Combined Science GCSE, as defined for AQA.
Definition of Model replacement in science
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Reference: AQA
The plum pudding model could not account for large deflections because its positive charge was spread out, so the evidence led to the nuclear model.
Topics that use Model replacement in science
Related terms
- alpha particle scattering experiment
- Atomic structure
- Charge and mass distribution
- Charge and repulsion
- Development of the atomic model
- electron
- Empty space
- Evidence and explanation
Using Model replacement in science in the exam
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