Lorenzo's word puzzle

12345678910
Across
  1. 3. stays together only vibrates
  2. 6. it is everything around you
  3. 7. very spread out
  4. 9. neutral
  5. 10. number the number of protons in the nucleus
Down
  1. 1. takes shape of container
  2. 2. negative
  3. 4. on periodic table
  4. 5. positive
  5. 6. number total number of protons and neutrons
  6. 8. makes up everything