ICP B Review Game

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Across
  1. 6. a table of the chemical elements arranged in order of atomic number
  2. 7. anything that takes up space
  3. 10. number of protons in a atom nucleas
  4. 11. center of an atom
  5. 13. there are __ states of matter
Down
  1. 1. atoms are tightly packed and do not move
  2. 2. negative charge in a atom
  3. 3. creator of the periodic table
  4. 4. neutral charge in a atom
  5. 5. atoms are free flowing and do not touch
  6. 8. beginning of a basic unit of life
  7. 9. positive charge in a atom
  8. 12. atoms slide against each other freely