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STORMS!

STORMS!. A huge disturbance . What is a storm?. A violent disturbance in the atmosphere Storms involve sudden changes in air pressure, which in turn causes rapid air movement. What is a thunderstorm?. Heavy rain storms accompanied by thunder and lightning. How do thunderstorms form?.

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STORMS!

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  1. STORMS! A huge disturbance

  2. What is a storm? • A violent disturbance in the atmosphere • Storms involve sudden changes in air pressure, which in turn causes rapid air movement

  3. What is a thunderstorm? • Heavy rain storms accompanied by thunder and lightning

  4. How do thunderstorms form? • Form in cumulonimbus clouds • Most form when warm air is forced upward at a cold front, others form on hot, humid afternoons in the spring or summer

  5. What is Lightning? • During a storm, areas of positive and negative electrical charges build up • Lightning is a sudden spark, or energy discharge, as these charges jump between parts of a cloud, between nearby clouds, or between the cloud and the ground

  6. What is Thunder? • Lightning heats the air to as much as 30,000 degrees Celsius! • The air expands rapidly and explodes • The sound of air exploding is thunder!

  7. What is a tornado? • A rapidly whirling, funnel shaped cloud that reaches down from a storm cloud to touch the Earth’s surface

  8. How do tornados form? • Tornados develop in low, heavy cumulonimbus clouds • Normally form in spring or early summer • Normally form late in the afternoon while the ground is warm

  9. What is a hurricane? • A tropical storm that has winds of 119 kilometers an hour or higher and is about 600 kilometers across

  10. How do hurricanes form? • A hurricane begins over warm water as a low pressure area, or tropical disturbance. • If it grows in strength it is considered a tropical storm. • If it continues growing it is considered a hurricane

  11. What fuels a hurricane? • Warm humid air! • A hurricane will slow down and die when it hits land!

  12. What is the eye of a hurricane? • The quiet area at the center of the hurricane

  13. What are winter storms? • Snow storms with high wind • Blizzards

  14. What type of clouds do tornados come from? • A. Cumulus • B. Cumulonimbus • C. Nimbostratus

  15. What fuels a hurricane? • A. Cold dry air • B. Warm humid air • C. Boats

  16. What type of clouds are associated with thunderstorms? • A. Nimbostratus • B. Cumulonimbus • C. Cirrus

  17. What type of front it most likely to cause a thunderstorm? • A. Warm Front • B. Cold Front • C. Occluded Front

  18. The eye of a hurricane is… • A. Very windy • B. Sunny and calm • C. Rainy and cold

  19. How are thunder and lightning related? • A. Lightning is the sound of thunder • B. Thunder is the sound of lightning

  20. What is the largest storm? • A. Hurricane • B. Thunderstorm • C. Winter Storms • D. Tornados

  21. Which storm forms from the same clouds as thunderstorms? • A. Hurricane • B. Thunderstorm • C. Winter Storms • D. Tornados

  22. What time of day are tornados most likely to form? • A. Middle of the night • B. Afternoon • C. Early Morning

  23. Which storm is most likely to form when it is cold outside? • A. Hurricane • B. Thunderstorm • C. Winter Storms • D. Tornados

  24. What storm do we get most often in Las Vegas? • A. Hurricane • B. Thunderstorm • C. Winter Storms • D. Tornados

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