grinchmas

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Across
  1. 3. After you test the next step is to observe &
  2. 5. Plate move apart at ____ boundaries
  3. 6. the ___ waves are the first to seismogram
  4. 8. is what process takes to the earth
  5. 12. Areas of _____ pressure usually have cloudy weather
  6. 14. The process of plants making foo
  7. 15. Relative __ is the measurement of water vapor
  8. 16. Water freezes at ___ degrees Celcius
  9. 17. The boundary between cold and warm air
Down
  1. 1. Used to measure temp.
  2. 2. The hypothesis that the contents move _ ocean mid __ ridge a vast underwater mountain chain
  3. 4. the process of liquid changing to gas
  4. 7. has the highest concentration of ozone troposphere is The closest layer to the earth
  5. 9. Wher msot freshwater is found
  6. 10. The steps in the scientific method
  7. 11. ___ evaporates and rises as _____ vapor
  8. 13. The point where the energy is released
  9. 14. A scientific law describes a ____ in nature