1st sem. review

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Across
  1. 4. _____ layer
  2. 7. _____ is where the energy released
  3. 8. freshwater is most likely to be found in ____
  4. 9. water freezes at _____
  5. 11. _____ and record
  6. 12. _____ highest concentration of ozone
  7. 13. scientific law describes _____ in nature
  8. 16. _____ layer
  9. 18. _____ conclusions
  10. 24. _____a problem
  11. 25. _____ boundaries
  12. 28. cold and warm air masses are called _____
  13. 30. _____ dioxide
  14. 31. _____ movement
  15. 32. _____ is necessary for photosythesis
  16. 33. form a _____
Down
  1. 1. _____ data
  2. 2. ______ nearest to Earth's surface
  3. 3. after hypothesis we observe and _____
  4. 5. _____ measure temp
  5. 6. _____ brings rocks into the Earth
  6. 10. areas of low-pressure usually have _____
  7. 14. _____ layer
  8. 15. liquid changing to a gas is called ______
  9. 17. design an ______
  10. 19. ______ humidity
  11. 20. _____ vapor
  12. 21. _____ waves
  13. 22. ______ movement
  14. 23. _____ the hypothesis
  15. 26. _____ slip
  16. 27. _____ drift
  17. 29. mid _____ ridge
  18. 34. ____ light