ATOMS

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Across
  1. 2. Energy levels
  2. 3. Shares electrons
  3. 7. negatively charged
  4. 9. Pawstive :3c
  5. 10. positively charged
  6. 11. Mass of whole elements
  7. 13. Vertical Columns
Down
  1. 1. Electrons last in the energy rings
  2. 4. the center of a cell
  3. 5. Negative
  4. 6. Different numbers of neutrons
  5. 8. Neutrally charged
  6. 10. Horizontal rows
  7. 12. Amount of Protons and Electrons