DO NOT WRITE ON THIS – PUT ANSWERS ON YOUR OWN PAPER

National Geographic: Forces of Nature- Tornado

environment.nationalgeographic.com/environment/natural-disasters/forces-of-nature/

#1

  1. Define tornado
  2. What (portents) happens before the tornado?
  3. Which state holds the record for the most tornadoes? How many?
  4. Where do most tornadoes occur in the world?
  5. What is a water spout?
  6. What is a dust devil?

#2

  1. How many tornadoes come from supercells?
  2. In which area do most tornadoes occur in the US?
  3. What does the tornado follow?
  4. What month has the most violent tornadoes?
  5. What time of the day do most tornadoes form?
  6. What causes a tornado?
  7. What is a mesocyclone?

#3

  1. How big is an average twister?
  2. How fast?
  3. How far do they usually stay on the ground?
  4. What is the speed of the fastest tornado?
  5. Why is thisan estimate?

See Tornado damage

  1. What is the Fujita scale?
  2. From the pictures; compare the damage of an F2 with an F5.

#4

  1. What is the average number of deaths and damage in the US per year?
  2. How do most people die in a tornado?
  3. Why has the number of deaths in the US declined?
  4. Watch the video; describe the structural damage. Do you think that all of the tornadoes where the same? Explain.

#5

  1. What is the function of Doppler radar?
  2. Compare a tornado watch with a tornado warning.
  3. What is the challenge of storm chaser researchers?

Case Studies: Copy and Complete the table for each.

Case number / 1 / 2 / 3 / 4 / 5
Name
Date
# of states
# of tornadoes
F range
Deaths
Destruction
warning y /n

#6

  1. Which country other than the US has the most tornadoes?
  2. Why are tornadoes stronger in the US?

Create a Tornado

Your tornado

Fujita scale:

Winds:

Damage:

Georgia Tornadoes:Internet Search

28. Average number of tornadoes per year:

29. Year of most tornadoes:

30. Average deaths per year:

31. Avg. number of injuries per year:

32. Deadliest Georgia Tornado:

Where:Year:

Destruction/deaths:

Rating for tornado:

  1. What is the most common rating of Georgia’s Tornadoes?
  2. When was the last tornado in Atlanta? Deaths? Destruction?

HenryCounty Tornadoes

35. How many recorded tornadoes in HenryCounty?

36. When was the last tornado in the county?

37. List the year of the worse tornado and describe the damage.

What should you do during a tornado warning?

38. If you are home:

39. If you are in your car:

40. If you are shopping: