1
What scale is used to measure tornado intensity?
2
What is the primary ingredient for tornado formation?
3
Which region in the U.S. is known as 'Tornado Alley'?
4
What is a tornado's funnel typically made of?
5
What time of year are tornadoes most common in the U.S.?
6
What is the average speed of a tornado?
7
What is a waterspout?
8
What is the typical lifespan of a tornado?
9
What kind of clouds often precede tornadoes?
10