Scientific method

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Across
  1. 1. usually made after an observation
  2. 5. the testing of a hypothesis
  3. 6. The variable that changes when the independent variable changes
  4. 7. the base, vanilla, pure test group
  5. 8. quantative numbers/words
  6. 9. a well developed theory
Down
  1. 2. usually the first step in the scientific method
  2. 3. a process for asking and answering questions about the natural world
  3. 4. The variable that doesn't change