Matter 1 Vocabulary

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Across
  1. 1. Anything that takes up space & has mass
  2. 2. The sum total of electrons and neutrons in an atom
  3. 4. Having a shiny surface or reflecting light brightly
  4. 5. The positiverly charged sub-atomic particle found in the nucleus of an atom
  5. 6. substance that is made of only one type of atom
  6. 7. The large particle in the nucleus of an atom that has no charge
  7. 9. A way to organize & display elements based on properties
  8. 12. Heat and electricity move through them easily
  9. 13. There are 18 groups that run top to bottom vertically. Arranged by properties
Down
  1. 1. Ability to be hammered into different shapes
  2. 3. The number of protons in the nucleus of an atom. This identifies the element. Number at the top of the tile
  3. 5. There are 7 periods that run left to right horizontally
  4. 8. The negatively charged sub-atomic particle found in the space around the nucleus
  5. 10. Ability to be drawn into a wire
  6. 11. The basic unit that makes up all matter