Chapter 1

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Across
  1. 3. layers of electrons arranged by strength of charge
  2. 5. amount of atoms in a substance
  3. 6. substance that has mass and volume
  4. 7. discovered the neutron
  5. 11. positively charged subatomic particle
  6. 12. Current atomic model
  7. 14. Created the Plum Pudding Model
  8. 15. amount of space a substance takes up
  9. 18. discovered Atoms of elements are different
  10. 19. neutral charged subatomic particle
  11. 20. attraction that holds all things together
Down
  1. 1. Discovered Nucleus is at the center of an atom
  2. 2. mass of the nucleus of an atom
  3. 4. negatively charged subatomic particle
  4. 8. wisdom and design in creation
  5. 9. Created the word atom
  6. 10. Number of protons and electrons in an atom
  7. 13. Placed electrons in orbits by strength
  8. 16. center of an atom containing protons and neutrons
  9. 17. Electrical property of a substance