severe weather
Across
- 4. air rises and forms a cumulus cloud
- 7. an intense local storm
- 9. tornadoes form between cool, __________ and warm humid air
- 10. an electric discharge
- 13. destructive rotating column of air with high wind speed
- 14. move up and down to build up electrical charge
- 16. alley includes Iowa, Kansas, Nebraska and Ohio
- 17. tornado forms when a thunderstorm meets horizontal winds at a _______
- 18. block warm air from moving up
- 19. type of cloud distinctive to a tornado
Down
- 1. hurricane that forms over the Indian ocean
- 2. a hurricane is a ______________ system
- 3. as the funnel reaches the ground, the higher-pressure air rushes into the _____ area
- 5. formed in the first stage of thunderstorm
- 6. heard after a lightning
- 8. huge mass of ocean water pushed by hurricanes
- 11. Thunderstorm bring wind, heavy rain, and sometimes _____________
- 12. ____________ winds are produced by tornadoes
- 15. hurricane that forms over the western Pacific Ocean