science vocab puzzle

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Across
  1. 4. Measurement used in science based on meters, liters, grams, and seconds with prefixes.
  2. 5. Leads to a hypothesis to help answer the question. Must be testable and measurable.
  3. 8. The action of observing something.
  4. 10. The variable that is changed on purpose.
  5. 12. The part of an experiment used for comparison.
  6. 15. Facts or statistics collected for reference or analysis.
  7. 16. A clearly defined terminology, quantifiable, controlled, reproducible, and testable.
  8. 17. Statements, based on repeated experiments or observations, that describe or predict a range of natural phenomena.
  9. 18. Information obtained through observation and documentation of behavior and patterns or through an experiment.
  10. 19. An educated guess or a testable prediction.
Down
  1. 1. The action of investigating something.
  2. 2. All of the parts of the experiment that stay the same throughout the experiment.
  3. 3. The variable that might change.
  4. 6. The step based process used to solve a problem.
  5. 7. Explanation of the natural world that can be repeatedly tested through the scientific method using accepted observation, measurement, and evaluation results.
  6. 9. A step by step process used to solve a problem or answer a question.
  7. 11. The summing up of an argument or text.
  8. 13. Something you don't understand, but an experiment can help you understand.
  9. 14. Quality of data, repeat the experiment 3-5 times.