Science Crossword

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Across
  1. 3. responsible for making proteins
  2. 5. inner planets
  3. 8. a system of the sun & planets
  4. 11. organize all info
  5. 12. negative electric charge
  6. 14. finding all info about your question
  7. 15. neutral electric charge
Down
  1. 1. prediction or guess on the observation
  2. 2. cold planets
  3. 4. vast body of water
  4. 6. steps of observations
  5. 7. outer cell membrane
  6. 9. smallest living thing
  7. 10. positive electric charge
  8. 13. testing hypothesis