Crossword

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Across
  1. 4. collaborator to Rutherford
  2. 7. research assistant to Rutherford
  3. 8. the university at which the experiments took place
  4. 10. the instrument used to detect ionising radiation
  5. 11. the radiation from heavier elements releasing 2 protons and 2 neutrons
  6. 12. the atomic model replaced by Rutherford's atomic model
  7. 13. particle with no charge contained in the centre of an atom
Down
  1. 1. the name of the gold foil experiment
  2. 2. positively charged particle contained in the centre of an atom
  3. 3. the electromagnetic radiation released from the radioactive decay of a nuclei
  4. 5. negatively charged particle that orbits the centre of an atom
  5. 6. 'the father of nuclear physics'
  6. 9. the radiation released from when a neutron decays into a proton and electron
  7. 13. the centre of the atom