matter

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Across
  1. 1. A measure of the amount of matter in an object
  2. 4. Amount of space occupied by an object
  3. 6. table a chart of the elements arranged into rows and columns according to their physical and chemical properties
  4. 8. A tiny, negatively charged particle that moves around the nucleus of an atom.
  5. 9. symbol the abbreviation of an elements name; 1 or 2 letters, first letter is always capitalized, second is never capitalized
  6. 10. mass Number of protons and neutrons
Down
  1. 2. number Number of protons
  2. 3. A subatomic particle that has a positive charge and that is found in the nucleus of an atom
  3. 5. mass/volume
  4. 7. A subatomic particle that has no charge and that is found in the nucleus of an atom