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Tornadoes are storms with rapidly rotating winds that form a funnel cloud.
Also known as "twisters," they extend downward from the huge clouds of a severe thunderstorm. The winds that rotate within a tornado usually reach a speed of almost 300 miles per hour! A tornado often sweeps through an area quickly, but it can cause considerable destruction. There have been a number of remarkable reports of tornadoes. In one instance, a schoolhouse was demolished while the 85 students originally inside it were carried more than 400 feet with none killed. There was also a case of five railway coaches, each weighing 70 tons, lifted from their tracks.
1) How fast do the winds rotate within a tornado?
a. 85 miles per hour
b. 400 miles per hour
c. 300 miles per hour
d. 70 miles per hour
2) Tornadoes are also known as
3) Which of the following statements is true?
A. Eighty-students died when a tornado struck their schoolhouse.
B. A tornado lifted five heavy railroad coaches from their tracks.
Choose the 4 main consequences of a tornado:
heat cold pollution extinction freezing air wind waves noise lightning