What us another term used for tornadoes?

• Typhoon

• Hurricane

• Twister

• Cyclone

How is a tornado described in our exam?

• Small scale atmospheric disturbance

• Large scale atmospheric disturbance

A tornado has formed when it touches what?

• The ground

• The clouds

• Both the ground and clouds

• The sea

What type of clouds do tornadoes form from?

• Stratus

• Cumulus

• Cirrus

• Cumulonimbus

What type of storm do tornadoes form in?

• Thunderstorm

• Superstorm

• Hailstorm

• Supercell storm

Where do 80% of the world's tornadoes occur?

• Europe

• North America

• Asia

• Africa

Which of these US states is not in Tornado Alley?

• Texas

• Utah

• Oklahoma

• Nebraska

In the USA, in which month do most tornadoes occur?

• January

• May

• August

• November

At what time of day are tornadoes most frequent?

• 3am

• 10am

• 4pm

• 8pm

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