Matter 1 Vocabulary

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Across
  1. 4. The basic unit that makes up all matter
  2. 6. Having a shiny surface of reflecting light brightly
  3. 9. A pure substance that is made of only one type of atom
  4. 10. there are 7 periods that run from left to right horizontally
  5. 11. The quality or power of conducting or transmitting
  6. 13. The quality of being pliable and flexible
  7. 15. Anything that has mass and takes up space
Down
  1. 1. A way to organize + display elements based on properties
  2. 2. The ability to be easily changed into a new shape
  3. 3. The number of protons in the nucleus + an atom. This identifies the element. Number at the top of the tile
  4. 5. The large particle in the nucleus of an atom that has no charge
  5. 7. there are 18 groups that run from top to bottom vertically/arranged by properties
  6. 8. The positively charged sub-atomic particle found in the nucleus of an atom
  7. 12. The sum total of electrons + neutrons in the atom
  8. 14. The negatively charged sub-atomic particle found in the space around the nucleus