Hurricanes/Tornadoes - Urban

Which type of pressure is associated with tornadoes?

• High

• Low

• Equal

Over what do tornadoes form?

• Land

• Sea

• Poles

• Mountains

What is a vortex?

• A violently rotating column of air extending from a thunderstorm

• A column of air being forcefully pushed away from a thunderstorm.

• A spiraling thunderstorm moving over large areas of water.

• A spiraling thunderstorm, like a hurricane.

From where do tornadoes come?

• Energy released during a thunderstorm.

• Energy released from collapsed power lines.

• Energy released from swirling clouds.

• Energy released from colliding air masses.

Why are tornadoes dangerous?

• Tornadoes are dangerous because their energy is concentrated in a small area.

• Tornadoes are dangerous because they move so quickly no time exists to evacuate.

• Tornadoes are dangerous because they rotate incredibly quickly.

• Tornadoes are dangerous because they appear suddenly.

During which months do tornadoes occur?

• April - June

• January - June

• June - November

• April - November

With what type of pressure are hurricanes associated?

• High

• Low

• Equal

Hurricanes form over the . . .

• Land

• Sea

• Poles

• Mountains

What are two (2) other names for hurricanes? (Choose 2)

• Typhoons

• Cyclones

• Gale

• Windstorm

At what speed does a storm becomes a hurricane?

• 74

• 70

• 80

• 100