Understanding Tsunamis

What is the main focus of the video on tsunamis?

• How to surf on tsunamis

• Understanding and preparing for tsunamis

• The economic impact of tsunamis

• The history of tsunamis

What triggers a tsunami?

• Tidal changes

• Heavy rainfall

• Underwater events like earthquakes

• Strong winds

What does the word 'tsunami' mean in Japanese?

• Ocean wave

• Dangerous wave

• Harbor wave

• Giant wave

How fast can tsunamis travel across the ocean?

• As fast as a bicycle

• As fast as a car

• As fast as a train

• As fast as a jet plane

Why are tsunamis not noticeable in deep ocean waters?

• They are too small

• The water is too deep

• They move too slowly

• They are blocked by islands

Where are tsunamis most likely to occur?

• Pacific Ocean's Ring of Fire

• Arctic Ocean

• Indian Ocean

• Atlantic Ocean

What is a warning sign of an approaching tsunami?

• Sudden rainfall

• Cloudy skies

• Ocean pulling back from the shore

• Strong winds

What was the cause of the 2004 Indian Ocean tsunami?

• An underwater earthquake

• A meteor impact

• A volcanic eruption

• A landslide

How tall were the waves in the 2011 Tohoku tsunami?

• 20 meters

• 10 meters

• 30 meters

• 40 meters

Why is it important to be prepared for tsunamis?

• They are easy to predict

• They are rare events

• They can cause widespread destruction

• They are fun to watch