Scientific method

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Across
  1. 6. What you seee
  2. 7. A way to figure out problems
  3. 8. you change it on purpose
  4. 10. tests
Down
  1. 1. why
  2. 2. what you learn before hand
  3. 3. educated guess based on facts learned
  4. 4. Does not change
  5. 5. Changes on response of independent
  6. 9. Amount or distance