The name of this 1996 thriller starring Helen Hunt and Bill Paxton is a nickname used commonly when talking about tornadoes.
What is a "twister"?
100
This part of the United States sees the most tornado activity per year.
What is the Mid-West?
100
This type of cloud is required for the formation of a tornado.
What is a cumulo-nimbus cloud?
100
What are storm shelters?These are built to not only protect people from tornadoes, but other natural disasters as well.
What are storm shelters?
100
What is a Fujita Scale?This scale is used to determine the magnitude of a tornado. (from F0 to F5)
What is a Fujita Scale?
200
The average speed of a tornado usual reaches what speed?
What is 100 miles per hour?
200
The lack of this land feature makes the odds of tornado formation greater.
What is a body of water?
200
What is the Earth's surface?When this and the cumulo-nimbus cloud make contact, a tornado occurs.
What is the Earth's surface?
200
What is South and West?What two directions are tornadoes likely to travel, making a person want to stay away from those corresponding walls in a basement or storm shelter?
What is South and West?
200
What is F0?What number on the scale is the lowest, resulting in merely trees falling over?
What is F0?
300
What is a tornado?This term is commonly used to describe the rotating column of air during a severe storm.
What is a tornado?
300
Usually referred to when speaking of a desert, what climate feature raises the chances of a tornado occurrence?
What is dryness?
300
What is moisture?An abudant low level of what makes a tornado possible?
What is moisture?
300
What is a basement?If a storm shelter is not avaliable, what is another method of precaution you can take to assure your safety?
What is a basement?
300
What are well-built structures and homes?A F2 on the Fujita Scale leads to the destruction of what during a tornado?
What are well-built structures and homes?
400
What is 1.6 kilometers (about one mile)?This is the average width of a tornado
What is 1.6 kilometers (about one mile)?
400
This country has the highest tornado frequency in the whole world, recording almost 1,200 per year.
What is the United States?
400
This type of front is necessary for the formation of a tornado.
What is a cold front?
400
This is one place where you should avoid during a tornado watch.
What is the second or third stories of a building?
400
What is complete destruction?F5, the highest level on the Fujita Scale, leads to what?
What is complete destruction?
500
This is the average distance traveled by a tornado before dissipating.
What is 2.7 miles?
500
What is "Tornado Alley"?The states of Nebraska, Iowa, Kansas, Missouri, and South Dakota have developed this common nickname to go along with their high number of tornadoes per year. What is it?
What is "Tornado Alley"?
500
What acts as a trigger for the tornado, making the twister pick up speed?
What is a low level zone of converging winds?
500
What other severe storms can occur so that storm shelters should be used?
What are blizzards, cyclones, hurricanes, monsoons, thunderstorms, nor'easters, heat waves, and/or downbursts?
500
What is 552?This is the total number of deaths from tornadoes in 2011.