Matter

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Across
  1. 2. Components that can not be observed separately
  2. 6. Physically combined
  3. 7. Chemically combined
  4. 9. Chemical Formula
  5. 10. Chemical Symbol
Down
  1. 1. Consists of 1 kind of atom
  2. 3. Anything that has mass or takes up space
  3. 4. Smallest unit of matter
  4. 5. Components that can be observed separately
  5. 8. Center of an atom