Storms and Avalanches

What is the minimum wind speed for a storm to be classified as a hurricane?

• 90 kilometers per hour

• 100 kilometers per hour

• 119 kilometers per hour

• 150 kilometers per hour

What natural event can cause flooding, take down power lines, and start fires?

• Volcanic eruptions

• Thunderstorms

• Earthquakes

• Blizzards

Which of the following is NOT a safety measure during a tornado?

• Stay near windows

• Lie down in a ditch if outside

• Find the lowest floor of a building

• Get out of a vehicle and find shelter

What causes the most deaths during tornadoes according to the text?

• Flying objects

• Falling trees

• Collapsing buildings

• Electrocution

What is a storm surge?

• A heavy downpour of rain

• A rapid increase in wind speed

• A sudden drop in atmospheric pressure

• A dome of water that crashes along the coast during a hurricane

What was the impact of Hurricane Katrina in New Orleans?

• Only caused power outages

• Resulted in a small economic loss

• Caused a minor flood with no casualties

• Broke the levee system causing severe flooding

What is the primary condition that creates the potential for avalanches?

• Dense forest cover

• Slopes greater than 30 degrees

• Extremely cold temperatures

• High altitude

How can one potentially survive being caught in an avalanche?

• Jump above the snow

• Swim up through the sliding snow

• Stand still and hold onto a tree

• Dig downwards

What is the recommended action if you are indoors during a thunderstorm?

• Take a shower

• Use electrical appliances

• Open all doors and windows

• Stay away from windows

Which of the following is NOT true about tornadoes?

• They can only occur in North America

• They can lift cars

• They can flatten houses

• They can tear the bark off trees