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