Film info
                        Film summary
                        What makes a tornado nature's most dangerous storm? Scientists are working to identify the unique set of circumstances which combine to create a tornado.
                        
                            
Key facts
                            
                                	- Tornadoes are a violent, spinning vortex of air.
 
	- A tornado is an isolated storm event formed in conditions of extreme air pressure and temperature.
 
	- Tornadoes form rapidly and difficult to forecast.
 
	- The Fujita Scale is used to classify the strength of tornadoes.
 
                            
                        
                     
                 
                
                    
    
        Transcript
        	
    A violent, spinning vortex of air, the tornado is one of the most extreme and terrifying forms of weather.
A tornado is an isolated storm event, which forms ahead of a weather front in conditions of extreme air pressure and temperature. 
Tornadoes:
Isolated storm event
Extreme differences in air pressure
Extreme differences in temperature …
    
    
        Please log in to view and download the complete transcript.