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TWISTER

Directed by Jan deBont 1996
Color 113 minutes
Written by Michael Crichton and Anne-Marie Martin

Questions to be answered during the video:

1. In 1969, where did the family receive a tornado warning?

2. Where did the family go for safety during the storm?

3. What is the name of a satellite used for present day weather observations?

4. The NSSL is the National _______________ Storm Laboratory.

5. What is Dorothy?

6. How many minutes is the current advance warning for a tornado?

7. DOT 3 has hundreds of sensors to transmit wind _________________, ______________, and dewpoint temperature.

8. Outside the coffee shop, what color is the sky turning?

9. Where do Jo and Bill hide to avoid the tornado?

10. Near the next tornado, what is moving horizontally?

11. What is the color difference of the tornado over the water compared to the tornadoes over the land?

12. What property of a tornado is measured by the Fujita scale?

13. What is the ground speed of the tornado being chased?

14. How wide is the tornado?

15. What form of precipitation do Jo and Bill encounter as they approach the tornado hidden behind the hill?

16. What is happens to the television reception of the TVs near the drive-in?

17. What are the storm chasers trying to do as they hide in the garage from the tornado? (where are they trying to be?)

18. After Aunt Meg is rescued, what is the Fujita intensity of the tornado identified by the NSSL?

19. What is added to Dorothy's sensors to make them fly better?

20. What do you think caused the numerous small dents in the pickup truck?

21. What do Jo and Bill use to weigh down the sensor pack so it can enter the tornado?

22. When Jo and Bill are inside the tornado, what do they see above the tornado?

23. What must be done to the data collected from the tornado?

24. Looking carefully at the end of the film, how can you tell where a tornado has been?

F-SCALE     WINDS         CHARACTER OF DAMAGE                                    

F0          40-72 mph     LIGHT DAMAGE: Some damage to chimneys, TV antennas,    
(weak)                    roof shingles displaced. Small branches broken on      
                          trees. (29%)                                           

F1          73-112        MODERATE DAMAGE: Roof decking removed, carports        
(weak)      mph           overturned, some trees uprooted, automobiles           
                          overturned. Unanchored homes sliding. (40%)            

F2          113-157       CONSIDERABLE DAMAGE: Roofs blown off homes leaving     
(strong)    mph           strong walls standing. Sheds and other outbuildings    
                          demolished,                                            
                           unanchored mobile homes overturned, block structure   
                          walls collapsed, roofs peeled back. Small wood         
                          missiles observed. (24%)                               

F3          158-206       SEVERE DAMAGE: Exterior walls and roofs blown off      
(strong)    mph           homes. Metal buildings collapsed or are severely       
                          damaged. Forests are flattened. Most block structures  
                          collapsed. (6%)                                        

F4          207-260       DEVASTATING DAMAGE: Few walls, if any, standing in     
(violent)   mph           well-built homes. Pile of debris on foundation, large  
                          steel and concrete missiles thrown far distances.      
                          (2%)                                                   

F5          261-318       INCREDIBLE DAMAGE: Homes on slabs leveled with debris  
(violent)   mph           removed. Schools, motels and other marginally          
                          engineered buildings have considerable damage with     
                          exterior walls and roofs gone. Top stories             
                          demolished. (less than 1%)                             


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Copyright 2006 Drs.Cavanaugh  Last modified: March 06, 2008