scientific crossword :)

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Across
  1. 4. how close the measurements are to each other
  2. 7. Explanation from prior knowledge
  3. 11. how close measurements are to the truth
  4. 12. What might happen next
  5. 13. an end/finish of a event
  6. 14. life
  7. 15. earth
Down
  1. 1. measures the temperature
  2. 2. an explanation of observations
  3. 3. Possible Explanation
  4. 5. an event in nature that's always true
  5. 6. Using your senses to gather information
  6. 8. Practical use of scientific knowledge
  7. 9. enable you to see small objects
  8. 10. a small glass used to draw up liquids