Tsunami Quiz

What is the primary cause of a tsunami?

• Displacement of a large volume of water

• Tides

• Wind

• Gravitational pull of the Moon

Which of the following events can generate a tsunami?

• Earthquakes

• Rainstorms

• Hurricanes

• Snowfall

What is the literal meaning of the Japanese word 'tsunami'?

• Sea wave

• Ocean wave

• Tidal wave

• Harbour wave

Which historical event is known as one of the deadliest tsunamis?

• 1960 Valdivia earthquake

• 2004 Indian Ocean tsunami

• 1755 Lisbon earthquake

• 2011 Tōhoku earthquake

What is the term 'tidal wave' often incorrectly used to describe?

• Wind waves

• Storm surges

• Tsunamis

• Currents

What is the main difference between a tsunami and a normal ocean wave?

• Tsunamis are caused by wind

• Normal waves travel faster

• Tsunamis have a much longer wavelength

• Normal waves are more destructive

What is the term used for the initial retreat of water before a tsunami wave hits?

• Drawback

• Pullback

• Recession

• Withdrawal

Which scale is used to measure the intensity of tsunamis?

• Fujita scale

• Soloviev-Imamura scale

• Beaufort scale

• Richter scale

What percentage of tsunamis occur in the Pacific Ocean?

• 80%

• 50%

• 60%

• 70%

What is the primary goal of a tsunami warning system?

• To monitor ocean currents

• To warn populations before a tsunami reaches land

• To measure sea levels

• To predict earthquakes