Across
- 4. the gaseous phase of water
- 6. the formation larger droplets
- 9. a destructive rotating column of air
- 10. forms when cold air retreats from one area
- 12. uppermost layer of atmosphere
- 13. and form of water that falls to earths surface
- 16. develops over warm, tropical oceans
- 17. heavy storm with rain, thunder, lighting and strong winds
- 18. gas molecule made up of 3 oxygen atoms
- 20. two thermometers mounted together
- 23. composed of ice crystals with the highest altitude of any cloud in the sky
- 24. when a substance is cooled to below freezing
- 25. mixture of gasses sounding earth
- 26. water vapor that has condensed very close to earths surface
- 27. blows east to west from 30 degrees latitude to equator
- 28. stands for radio detection
- 29. measures temperature, you use when you feel sick.
- 30. thee transfer of heat energy as heat through a material
Down
- 1. the movement of matter due to differences in density
- 2. a gradual increase in the average global temperatures
- 3. when solid changes right into a gas
- 5. fluffy looking object in the sky
- 7. when raindrops are smaller than 0.5 mm in diameter
- 8. an instrument that measures atmospheric pressure
- 11. blows in upper troposphere
- 14. scientist that study past and present climate
- 15. measures wind speed
- 19. lowest layer of atmosphere
- 21. cloud with a dark bottom and top that looks like cotton ball
- 22. how direction of the wind is determined
- 23. forms when cold air masses overtake a warm air mass