Landslide Causes and Characteristics

The video introduces landslides, explaining their causes, types, and environments where they occur. It discusses the risks they pose to human life and infrastructure and outlines prevention and mitigation measures. The video also shares fun facts, such as landslide detection dogs and historical landslides. It concludes with a call to action for viewers to subscribe.

What is the primary force that causes landslides?

• Friction

• Wind

• Gravity

• Magnetism

Which of the following is NOT a trigger for landslides?

• Heavy rainfall

• Sunny weather

• Volcanic activity

• Earthquakes

What type of landslide involves individual rocks falling freely through the air?

• Earth flows

• Rock falls

• Debris flows

• Rock slides

Which type of landslide is characterized by slow, continuous movement of soil?

• Land slump

• Debris flows

• Creep

• Rock slides

What is a common method to reduce the risk of landslides?

• Using retaining walls

• Constructing more roads

• Building taller buildings

• Increasing deforestation

In which environments are landslides most likely to occur?

• Flat plains

• Mountainous regions

• Deserts

• Urban areas

What unique role do trained dogs play in landslide detection?

• They dig out trapped people

• They sniff out chemical changes in soil

• They bark to warn people

• They guide people away from danger

What was the speed of the fastest recorded landslide in Alaska's Lituya Bay?

• 100 mph

• 150 mph

• 75 mph

• 50 mph

What natural event triggered the deadly landslide in the Philippines in 2005?

• Earthquake

• Tsunami

• Volcanic eruption

• Heavy rains

What was the height of the wave generated by the landslide in Lituya Bay?

• 2,000 ft

• 1,720 ft

• 1,500 ft

• 1,000 ft