How Can I Smell Things Form A Distance?

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Across
  1. 3. Empty space between particles
  2. 7. Heat
  3. 10. Peppermint
  4. 11. matter with uniformity and properties
  5. 12. Intermingling of Substances
Down
  1. 1. has Mass and occupies space
  2. 2. Constantly moving
  3. 4. to wave
  4. 5. amount of space occupied by an object
  5. 6. Substance in gaseous state
  6. 8. fluid matter having no fixed shape fixed volume
  7. 9. matter distinguished from solid and liquid states
  8. 11. definite shape