atoms

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Across
  1. 3. no electrical charged and located in the nucleus
  2. 4. add protons + neutrons
  3. 5. positive charged subatomic particle
  4. 6. negatively charged subatomic particle
  5. 7. base of all matter
  6. 8. number is the number of protons in the nucleus
Down
  1. 1. center of an atom
  2. 2. of an atom consist of a nucleus in the center
  3. 5. table this table shows all the different atoms there are on earth