Chapter 6 Vocab

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Across
  1. 4. matter is composed of tiny particles
  2. 5. tiny particles in an atom that circle the nucleus at tremendous speed
  3. 6. composed of charged atoms or groups of atoms
  4. 8. used to measure an object mass
  5. 10. number of protons in an atom
  6. 13. extremely dense core of an atom
  7. 14. to turn directly from a solid into a gas
  8. 15. substance that is composed of more than one type of atom bonded together
  9. 17. amount of matter that makes in an object
  10. 19. measure of the pull of gravity on an object
  11. 20. burning;reacts rapidly with oxygen
  12. 22. a tiny group of two or more atoms that are bonded together
  13. 23. composed of individual molecules
  14. 25. elements in the last column of the periodic table
  15. 26. lacking a electrical charge
  16. 27. elements located at the right side of the periodic table
  17. 28. prevents other atoms from moving into the same space
Down
  1. 1. geometric arrangement of atoms
  2. 2. elements in the next to last column in the periodic table
  3. 3. a chart constructed by Dmitri Mendeleeve
  4. 7. set of electrons in an atom that orbit the nucleus at roughly the same distance
  5. 9. blend of two different substances that are not bonded together
  6. 11. anything that takes up space and has weight
  7. 12. the study of what substances are made of, and how one substance can be changed into another
  8. 13. one of two kinds of particles that make up the nucleus of an atom; has neutral charge
  9. 15. elements or compounds are rearranged to form new substances
  10. 16. a substance that is composed of only one type of atom
  11. 18. one of two kinds of particles that make up the nucleus of an atom; positive charge
  12. 21. elements located to the left and center in the periodic table
  13. 24. amount of matter in one unit of volume