|
|
|
2
|
Tornadoes are dark because they pick up __________ like dirt and plants.
|
|
4
|
The _____ scale is used to measure tornado strength.
|
|
7
|
Before a tornado a warm ________ blows wind up into the thunderstorm.
|
|
9
|
You should go to a __________ if there is a tornado warning.
|
|
11
|
This is the special name for the violent thunderstorms that cause tornadoes.
|
|
12
|
Tornadoes are caused by warm and cold wind moving in __________ directions.
|
|
13
|
Tornadoes usually last less than 10 ______.
|
|
|
|
|
|
|
1
|
The clouds above a tornado are ____________ clouds.
|
|
3
|
Tornadoes move ___________.
|
|
5
|
Tornadoes always form during this kind of storm
|
|
6
|
It is _________ to predict where a tornado is going to go.
|
|
8
|
If there might be a tornado, the National Weather Service puts a ____ on TV.
|
|
10
|
Before a tornado a _________ downdraft blows wind down out of the clouds.
|
|
14
|
There are only _______ or four F5, or extremely dangerous, tornadoes each year.
|
|
|
|
