Across
- 5. can track the path of a hurricane and issue watches or warnings to people living near the coast as the storm approaches
- 7. tornadoes occur most often in this season during the late afternoon or early evening
- 8. a whirling, funnel-shaped cloud and is very destructive
- 9. a powerful cyclone that forms over tropical oceans
- 11. the air currents begin to spin and winds spiral around and into the center forming a __
- 13. when a warm front moves in and meets a cold front in the winter, the result is heavy __
- 14. during a heavy snowfall, if the wind speed is more than 56 kilometers per hour, this results
Down
- 1. a sudden discharge, or spark, of electricity between two clouds or between a cloud and the ground
- 2. air pressure has a great effect on this
- 3. the sudden expansion of air results in sound waves
- 4. violent disturbance in the atmosphere
- 6. hurricanes that form over the western Pacific Ocean are called __
- 7. waves, which we hear as this sound
- 8. when a cold front moves in and meets a warm front, cumulonimbus clouds produce this
- 10. heavy rains may cause serious ___
- 12. when a warm front moves in and meets a cold front, in the summer the result is steady __