Across
- 5. a destructive rotating column of air
- 8. an instrument that measures atmospheric pressure
- 11. and form of water that falls to earths surface
- 13. measures wind speed
- 14. lowest layer of atmosphere
- 15. forms when cold air retreats from one area
- 16. uppermost layer of atmosphere
- 17. cloud with a dark bottom and top that looks like cotton ball
- 19. when a substance is cooled to below freezing
- 21. water vapor that has condensed very close to earths surface
- 22. heavy storm with rain, thunder, lighting and strong winds
- 24. blows in upper troposphere
- 25. the formation larger droplets
- 26. stands for radio detection
- 27. develops over warm, tropical oceans
- 28. blows east to west from 30 degrees latitude to equator
- 29. how direction of the wind is determined
Down
- 1. thee transfer of heat energy as heat through a material
- 2. gas molecule made up of 3 oxygen atoms
- 3. composed of ice crystals with the highest altitude of any cloud in the sky
- 4. two thermometers mounted together
- 6. when solid changes right into a gas
- 7. the gaseous phase of water
- 9. a gradual increase in the average global temperatures
- 10. mixture of gasses sounding earth
- 12. scientist that study past and present climate
- 18. fluffy looking object in the sky
- 20. the movement of matter due to differences in density
- 23. measures temperature, you use when you feel sick.
- 25. forms when cold air masses overtake a warm air mass