Understanding Tsunamis

What is a tsunami?

• A tsunami is a type of underwater volcano.

• A tsunami is a large fish found in the ocean.

• A tsunami is a series of ocean waves caused by large disturbances under the sea.

• A tsunami is a storm that occurs on land.

What causes a tsunami to occur?

• Tidal waves from lunar phases

• Underwater disturbances like earthquakes, volcanic eruptions, or landslides.

• Heavy rainfall leading to flooding

• Strong winds over the ocean

In which ocean do tsunamis typically occur?

• Atlantic Ocean

• Arctic Ocean

• Pacific Ocean

• Indian Ocean

What is the Ring of Fire?

• A famous novel by J.R.R. Tolkien.

• A type of jewelry.

• A tourist destination in Europe.

• A region in the Pacific Ocean known for volcanic and earthquake activity.

How do tsunamis affect beaches?

• No impact on beach ecosystems.

• Create new beaches and increase sand deposits.

• Only affect underwater marine life.

• Erode beaches, alter landscapes, deposit debris, and can damage coastal structures.

What can tsunamis destroy?

• Tsunamis can enhance agricultural productivity.

• Tsunamis can purify water sources.

• Tsunamis can create new landforms.

• Tsunamis can destroy buildings, infrastructure, and ecosystems.

What happens to water before a tsunami reaches the shore?

• The water turns into steam.

• The water becomes murky.

• The water recedes from the shore.

• The water rises significantly.

How far can water withdraw from the coast?

• Only a few centimeters

• Several hundred meters to over a kilometer, depending on location and conditions.

• Up to 10 meters

• More than 5 kilometers

What natural disasters can cause a tsunami?

• Earthquakes, volcanic eruptions, and landslides.

• Droughts

• Tornadoes

• Floods

Can tsunamis occur in any large body of water?

• Tsunamis can only occur in oceans.

• Tsunamis are limited to freshwater lakes.

• Yes, tsunamis can occur in any large body of water.

• Tsunamis cannot happen in rivers.