Science crossword

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Across
  1. 2. H20
  2. 4. world of science and technology"
  3. 6. of matter the physical form matter takes solid, liquid or gas
  4. 8. least dense state of matter
  5. 9. large particle with no charge found in the nucleus of an atom
  6. 10. positive charged large particle found in the nucleus of an atom
  7. 11. most dense state of matter
  8. 14. a substance that cannot be broken down into other substances
Down
  1. 1. density is between a solid and a gas, closer to solid
  2. 3. the smallest particle of an element that has the properties of the element.
  3. 5. strongest element of the periodic table of the elements
  4. 7. small negative charged particle orbiting the nucleus
  5. 12. study of the structure and behavior of the physical and natural world through observation, experimentation, and the testing of theories against the evidence obtained.
  6. 13. it makes your voice go HIGH