vocab crossword

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Across
  1. 4. basic building blocks or ordinary matter
  2. 6. the smallest unbreakable unit of a compound
  3. 7. How heavy something is
  4. 8. The amount of space something takes up
  5. 10. A state of matter.Flows freely and be poured
Down
  1. 1. formula tells the number of atoms of each element present
  2. 2. A state of matter. No fixed shape or volume.
  3. 3. made up of two or more atoms
  4. 5. A state of matter. Firm.
  5. 9. anything that has weight and takes up space