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A tornado is born from a powerful storm gọi a supercell. Tornadoes Reported in all states past tense, but most tornadoes happen in the central parts of America gọi "Tornado Alley." In some supercells, warm, moist air Rises Quickly Into the atmosphere. Winds blowing at tốc at khác khác parts of the wind shear and cause, supercell Produce a horizontal, rotating column of air. A funnel cloud will form as the air column rotates faster and more tightly trong supercell. The rain and hail cause, the funnel trong storm cloud to touch the ground in a tornado quả. The strength of a tornado is measured by the Fujita scale what's gọi. The Weakest tornadoes (F0) feature winds of 40-78 miles per hour, while The Strongest tornadoes (F5) have winds of up to 318 miles per hour. All tornadoes can be devastating,<br>Tornado Outbreak <br>A tornado Outbreak Occurs khi one storm system produces multiple tornadoes. Some tornado Outbreaks can result in the formation of dozens of tornadoes over vài states. Particularly powerful tornado Outbreak One lỗi giữa April 25 and April 28 of 2011, where a record 355 tornadoes in 21 states and Canada were thu, an F5 tornado safety gồm có completely destroyed parts of Tuscaloosa, Alabama. Much of the destruction was caught on camera and broadcast across the country and the internet. The same weather system measured 4.5 inches có Produced hailstones across in Southern Virginia. 328 Killed as a result people were of the Outbreak, totaled over $ 11 Billion mà in Damages. <br># (s) <br>1. Which is NOT true about tornadoes? <br>A. They are born from supercells<br>B. Most tornadoes occur in Tornado Alley in North America <br>C. They occur only in some states <br>D. Tornado strength is measured on the Fujita Scale. <br># (s) <br>2. What Had never states have tornadoes? <br>A. The passage does not say <br>B. Alaska and Hawaii <br>C. Had All states have tornadoes <br>D. States outside of Tornado Alley <br># (s) <br>3. What Causes the supercell to tilt downward Toward the ground? <br>Warm air A. <br>B. wind <br>C. lightning <br>D. rain and hail <br># (s) <br>4. Which of the sau would complete the analogy? Supercell: Tornado: <br>A. Hurricane: Ocean <br>B. Cloud Lightning <br>C. Thunder: Rain <br>D. Moon: Stars<br># (s) <br>5. What is the topic of the first paragraph? <br>A. Historic Tornadoes <br>B. Wind Speed <br>C. Birth and Strength of a Tornado <br>D. The Fujita Scale <br># (s) <br>6. Select all that are true about the Tornado Outbreak of 2011 <br>A. It was cả deadly and Costly <br>B. It devastated Tuscaloosa, Alabama <br>C. It Produced a Violent Hailstorm in Virginia <br>D. It spanned two nations
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