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1.
At what speed do most tornadoes move?
2.
In what direction do cyclones (spiral-shaped windstorms) circulate in the Northern hemisphere?
3.
What country has the world's highest incidence of tornadoes?
4.
What do scientists call a tornado that occurs over a body of water?
5.
What gauge do scientists use to estimate the wind speed of a tornado?
6.
The most damaging tornadoes form in what type of thunderstorms?
