AFNR Crossword - Harmony

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Across
  1. 2. an electrically charged atom or group of atoms formed by the loss or gain of one or more electrons
  2. 5. the act of classifying
  3. 9. the science or technique of classification
  4. 11. the symbol for the logarithm of the reciprocal of hydrogen ion concentration in gram atoms per liter, used to express the acidity or alkalinity of a solution on a scale of 0 to 14
  5. 12. a measure of how acidic or basic (alkaline) a liquid is
  6. 13. to derive by reasoning; conclude or judge from premises or evidence
  7. 14. the quality that constitutes an alkali
  8. 15. a proposition, or set of propositions, set forth as an explanation for the occurrence of some specified group of phenomena, either asserted merely as a provisional conjecture to guide investigation working
  9. 16. The quality or state of being acidic
  10. 19. a seeking or request for truth, information, or knowledge
  11. 20. capable of being varied or changed; alterable
  12. 24. a systematic approach to acquiring new knowledge through observation and experimentation
Down
  1. 1. the method of discovery used by scientists from the Enlightenment onward, in which a question is identified, data are gathered through observation and research, a hypothesis is formulated and then tested through experimentation, and the results are analyzed to draw a conclusion
  2. 3. exhibiting neither acid nor alkaline qualities
  3. 4. a key used to identify a plant or animal in which each stage presents descriptions of two distinguishing characters, with a direction to another stage in the key, until the species is identified
  4. 6. to arrange or organize by classes
  5. 7. to exercise restraint or direction over
  6. 8. containing the hydroxyl group
  7. 10. of or relating to the describing or measuring of quantity
  8. 11. an act of predicting
  9. 17. a graphic representation
  10. 18. pertaining to or concerned with quality
  11. 21. a compound usually having a sour taste and capable of neutralizing alkalis
  12. 22. a compound that reacts with an acid to form a salt, as ammonia
  13. 23. a diagram representing a system of connections or interrelations among two or more things by a number of distinctive dots, lines, bars