Science Laboratory

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Across
  1. 6. emitted by a radioactive source
  2. 7. study of elements, chemicals and matter
  3. 8. The element we breathe to live
  4. 11. 1st state of matter
  5. 12. what an element has, an Atomic ____
  6. 13. composed from a proton and a neutron
  7. 14. Smallest part of matter
  8. 17. Made of Hydrogen and Oxygen
  9. 20. horizontal rows of elements
  10. 21. The majority of the Air
  11. 23. We are based on this element
  12. 24. First Component of Salt
  13. 25. What matter is made of
Down
  1. 1. Second Component of Salt
  2. 2. Explosive Gas
  3. 3. positive charge of an atom
  4. 4. Main Component of bone
  5. 5. neutral charge of an atom
  6. 9. 3rd state of matter
  7. 10. vertical columns of elements
  8. 15. periodic _____ of elements
  9. 16. negative charge of an atom
  10. 18. 4th state of matter
  11. 19. 2nd state of matter
  12. 20. radioactive explosive component of an atomic bomb
  13. 22. converted to different substances