Nutrition

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Across
  1. 2. How tough something is
  2. 4. How something smells
  3. 5. Two or more atoms
  4. 7. How thick a liquid is
  5. 10. How something looks
  6. 11. An atom with a positive electric charge
  7. 13. A negative subatomic particle
  8. 15. How easily something cracks
  9. 17. Something that gets disolved
  10. 18. The smallest form of matter
Down
  1. 1. A positive subatomic particle
  2. 2. Taste and smell working together
  3. 3. How rough something is
  4. 6. The study of matter
  5. 7. How chewy something is
  6. 8. Able to disolve substances
  7. 9. Physical substance
  8. 12. A liquid mixture
  9. 14. How something feels
  10. 16. An instrument to measure the intensity of color