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- 1. Multiple Choice
What us another term used for tornadoes?
Typhoon
Hurricane
Twister
Cyclone
- 2. Multiple Choice
How is a tornado described in our exam?
Small scale atmospheric disturbance
Large scale atmospheric disturbance
- 3. Multiple Choice
A tornado has formed when it touches what?
The ground
The clouds
Both the ground and clouds
The sea
- 4. Multiple Choice
What type of clouds do tornadoes form from?
Stratus
Cumulus
Cirrus
Cumulonimbus
- 5. Multiple Choice
What type of storm do tornadoes form in?
Thunderstorm
Superstorm
Hailstorm
Supercell storm
- 6. Multiple Choice
Where do 80% of the world's tornadoes occur?
Europe
North America
Asia
Africa
- 7. Multiple Choice
Which of these US states is not in Tornado Alley?
Texas
Utah
Oklahoma
Nebraska
- 8. Multiple Choice
In the USA, in which month do most tornadoes occur?
January
May
August
November
- 9. Multiple Choice
At what time of day are tornadoes most frequent?
3am
10am
4pm
8pm
- 10. Multiple Choice
What type of air masses need to meet for a tornado to form?
Warm and cold air
Warm dry and cold moist air
Cold and cold air
Warm moist and cold dry air
- 11. Multiple Choice
Which of the following forces needs to be acting upon the atmosphere for a tornado to form?
Tension
Shearing
Compression
Contortion
- 12. Multiple Choice
What is a mesocyclone?
A small tornado
A well defined horizontal vortex
A tropical storm
A well defined vertical vortex
- 13. Multiple Choice
What causes a tornado to dissipate?
The front flank updraft
The rear flank downdraft
The front flank downdraft
The rear flank updraft
- 14. Multiple Choice
Tornado winds can reach what speeds?
100mph
200mph
300mph
400mph
- 15. Multiple Choice
How far can tornadoes travel?
Up to 10km
Up to 50km
Up to 100km
Up to 200km
- 16. Multiple Choice
What size diameter can a tornado reach?
500m
1km
2km
3km
- 17. Multiple Choice
Which of these is not a hazard of a tornado
Intense pressure imbalance
Storm surge
Intense precipitation
Hail
- 18. Multiple Choice
On average, how many people are killed by tornadoes each year?
10-20
60-80
100-120
180-200
- 19. Multiple Choice
What is the name of the scale used to measure tornadoes?
Fujita Scale
Enhanced Fujita Scale
Saffir-Simpson Scale
Richter Scale
- 20. Multiple Choice
Which of the following is a method of predicting tornadoes?
Building storm shelters in homes
Having home insurance
Cloud seeding
Monitoring storms with doppler radar
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