plum pudding model
What plum pudding model means in Physics GCSE, as defined for AQA.
Definitions of plum pudding model
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Reference: AQA
A ball of positive charge with the negative electrons dotted through it, which explained neutrality and the existence of electrons.
A model suggesting that the atom is a ball of positive charge with negative electrons embedded in it.
Topics that use plum pudding model
Related terms
- agreement with observations
- alpha particle scattering
- changing and replacing models
- concentrated positive charge
- discovery of the electron
- empty space
- energy levels
- experimental evidence
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