1. Miscellaneous
Weather
Thunderstorms
And
Lightning
Tornadoes
Hurricanes
Weather
Instruments
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2. A scientist who studies weather is called a _________________.

3. METEOROLOGIST

4. ______________is the condition of the atmosphere at a certain time and place.

5. WEATHER

6. The layers of air that cover Earth’s surface.

7. ATMOSPHERE

8. The constant movement of water in the Earth’s atmosphere is called the ___________________.

9. WATER CYCLE

10. Thunderstorms are formed by ________________.

11. WARM, RISING AIR

13. ________________ happens when water droplets and ice crystals bump together to form electricity.

14. LIGHTNING

16. Thunderstorms usually happen on ________________ afternoons.

17. SUMMER

18. The basic ingredients used to make a thunderstorm are ___________, ____________, and _____________.

19. MOISTURE, UNSTABLE AIR, and LIFT

20. _______________ is a bright flash of electricity produced by a thunderstorm.

21. LIGHTNING

22. More than 500 tornadoes typically occur in the Great Plains area every year. This area is known as “_____________”.

23. “Tornado Alley”

24. A violent rotating column of air extending from a thunderstorm to the ground.

25. TORNADO

26. A _________________ is a weak tornado that forms over water.

27. WATERSPOUT

28. The National Weather Service uses two terms when alerting the public to a possible tornado threat. Name both alerts by name.

29. TORNADO WATCH- Tornadoes are possible in your area
TORNADO WATCH- Tornadoes are possible in your area. TORNADO WARNING- A tornado is either on the ground or has been detected by Doppler radar.

30. The scale used to measure tornado intensity is called the ________________.

31. The FUJITA SCALE The scale ranks from a F0 to a F5.

32. A hurricane is a storm with winds at least ____ miles an hour.

33. 75

34. Hurricanes that happen in the Northern hemisphere spiral in a _______________ manner.

35. COUNTERCLOCKWISE

36. At the center of a hurricane is a calm area called the ________.

37. “EYE”

38. The ____________is the most devastating element of a hurricane.

39. STORM SURGE

40. The ___________________ scale is used to measure the intensity of a hurricane.

41. SAFFIR-SIMPSON HURRICANE SCALE

42. An _________________ is used to measure the speed of the wind.

43. ANEMOMETER

44. A change in air pressure is measured with a _____________.

45. BAROMETER

46. A ________________ measures the amount of moisture or water vapor in the air. The measurement is usually called humidity.

47. HYGROMETER

48. A ___________________ measures the depth of the precipitation that falls to the ground.

49. RAIN GAUGE

50. A ________________ uses symbols to show weather patterns
A ________________ uses symbols to show weather patterns. This weather tool can display temperature, wind, and humidity.

51. WEATHER MAPS