Scientific method crossword

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Across
  1. 1. Before conducting an experiment you must have ______
  2. 3. The variable that always changes
  3. 5. A test to determine something
  4. 8. The number of independent variables there should be
  5. 9. The variable that always changes
  6. 10. The number of variables there are in an expieriment
Down
  1. 2. process for studying an experiment
  2. 4. Variables have to be __________
  3. 6. The variable that relies on the independent
  4. 7. A_________ either verifies or denies your hypothesis