mod 2/1

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Across
  1. 1. one sided
  2. 3. three dimensional
  3. 4. a scientific procedure
  4. 6. likely to change
  5. 7. system of ideas
  6. 8. concise statement
Down
  1. 2. a method that is scientific
  2. 5. if then format
  3. 9. occuring constantnly