Crossword: The structure of the atom

12345678
Across
  1. 1. Name of the scientist that discovered the electron and came up with the Plum Pudding atomic model
  2. 5. Electrostatic _________:A force that holds the sub-atomic particles together
  3. 7. Sub-atomic particle that has a neutral electrical charge (or has no charge)
  4. 8. Name of the scientist that discovered the neutrons in 1932
Down
  1. 2. Atomic structure that is formed by the protons and neutrons
  2. 3. Sub-atomic particle that has a positive electrical charge
  3. 4. Sub-atomic particle that has a negative electrical charge
  4. 6. Name of the scientist that came up with the Nuclear atomic model