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By: Michelle Burchanowski

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Twisters Funnel cloud Waterspout

Tornado Nicknames

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A tornado is a violently rotating column of air

extending from a thunderstorm to the

ground

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Change in wind directionIncrease in wind speedIncreasing heightRising air within a thunderstorm

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Tornado damage is measured by the Fujita

Scale.

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Category Damage Wind

F0 light 40–72 mph

F1 moderate 73–112 mph

F2 significant 113–157 mph

F3 severe 158–206 mph

F4 devastating 207–260 mph

F5 incredible 261–318 mph

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Where do Where do most tornadoes hit in the United States? tornadoes hit in the United States?

In the United States, the area where the tornadoeshit the most is called Tornado AlleyTornado Alley. The

states which are in the tornado alley are:

TexasNebraskaColoradoIowaIllinoisIndianaMissouriArkansas

Danger!Danger! Tornadoes!

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Tornado Watch: A tornado watch is issued when conditionsor the weather is right for a tornado to occur

Tornado Warning: A tornado warning is issued when a tornado has been seen

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Where is the safest place to goduring a tornado?

Basem ent D itch Shower Inner H allway C enter of R oom

Safest P lacesD uring a Tornado

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Number of Tornadoes in Specific Years

0

20

40

60

80

100

120

140

160

180

1979 1985 1992 2004

Tornadoes

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1. Name at least one tornado nickname.

2. Name one thing needed for a tornado to occur.

3. What is the name of the scale that measures tornadoes?

4. Which state is not in tornado alley: Texas, California, Nebraska, or Kansas?

5. What is it called when conditions are right for a tornado to occur?

6. Where is the safest place to go during a tornado?