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Nature’s Most VIOLENT storm
By: Heather Pottorff
What you will learn!!
How and why tornadoes occur
How strong tornadoes can be
Who is this for?
Grades 3-5 with minimum prior knowledge of
tornadoes, in the classroom.
How are the student’s going to be working?
•As a class, or in small groups.
•In the classroom, on the computers.
•Group work, as a class, or in discussion.
After the students view the PowerPoint, they will be able to recognize
the causes of tornadoes, and how powerful they can be.
The students will take a quiz at the end of the PowerPoint to test their
knowledge and understanding of the lesson. Student’s will need to
score a 10 out of 10 (100%) on the quiz in order to pass.
Today, students, you are going to use the computers to go
through a PowerPoint about tornadoes. After you complete the
PowerPoint, you will then take a 10 question quiz over the
material presented in the PowerPoint.
1. Air starts to rotate when the wind is at 2 different
altitudes, blowing at different speeds.
2. Faster spins (rotates) make a funnel cloud.
3. The funnel cloud rotates and touches down. Rain and hail from
the storm makes the funnel touch the ground.
1 2 3
“F-4 to F-5 tornadoes have the strength to pick up and carry
entire buildings an entire distance, toss steal beams, and
crunch cars. These tornadoes are very rare but are responsible
for 2/3 of tornado deaths in the United States every year.”
1. They can go 300mph!
2. Their damage paths can be one mile wide, and up to 50 miles long.
3. Each year on average 1000 tornadoes occur!
4. We are safer in a room with no windows when a tornado occurs.
5. The sound of a tornado siren
(click on the siren icon)
Now that you have learned all about tornadoes and why
they occur, you now can go home and tell your families
what you should do if a tornado occurs. You can tell them
why they occur and how dangerous they can be.