Tornadoes Flashcards
Meteorologists use various tools to help them see the path tornadoes followed and the debris they produced.
Predict means to…
Make a guess based on facts and figures about something that might happen.
A tall tornado in the shape of a cone can/cannot whip the dirt in a farm field.
Can
Violent thunderstorms with thick, dark clouds can/cannot cover the sky for many miles.
Can
True or False
Conditions are always right for giant cumulonimbus clouds to form into a thunderstorm.
False
Cumulonimbus clouds are…
Puffy clouds that have a low base and are often spread out in the shape of an anvil extending to great heights.
Cumulonimbus clouds are…
The source of thunderstorms.
The rapidly spinning air inside a vortex acts like a suction tube when it hits the ground.
Tornadoes get their color from…
The dirt and debris they pick up.
Once tornadoes touch ground, most move across the ground at around…
10 - 20 miles per hour.
Tornado Alley covers a small/large section of the central United States.
Large
A pair of tornadoes can/cannot take a damaging path through the farms of northern Oklahoma.
Can
In the spring, sunshine on the prairies of the United States heats the land hotter than other parts of the country. Why is this region called Tornado Alley?
The United States has about 1,200 twisters (tornadoes) each year, far from any other country. Most twisters occur in Tornado Alley.
This shows why this region is called Tornado Alley.
Many storms develop in…
Tornado Alley, especially in late spring and early fall.
Tornadoes can develop at almost any time of the year. In the United States, they take place mostly in…
The spring and summer, from March through July.
