Thunderstorms

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Across
  1. 4. The charge behind lightning’s flash
  2. 6. The tall cloud that means business
  3. 10. A giant spark with no off switch
  4. 11. OUTAGE When storms flip the lights off
  5. 14. When invisible vapor turns into stormy clouds
  6. 16. What storms leave behind when they’re done
  7. 17. A push that sends warm air climbing
  8. 18. Where warm and cold air collide
  9. 19. Winds changing speed or direction with height
Down
  1. 1. Temperature change that helps build hail
  2. 2. When warm air refuses to stay below cold air
  3. 3. Ice falling from the sky—nature’s surprise
  4. 5. When rain overstays its welcome
  5. 7. Storm fuel hiding in the air
  6. 8. A sudden blast that knocks over umbrellas
  7. 9. Rain that feels like the clouds tipped over
  8. 12. Rising warm air that kick-starts the storm’s engine
  9. 13. Rain that falls fast and furious
  10. 15. Lightning’s loud aftershock
  11. 20. The flat cloud top shaped like a cartoon hammer