Matter 1 Vocabulary

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