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Tsunamis

Tsunami are huge waves that form in large bodies of water (e.g., oceans, seas, large lakes), that are caused by abrupt vertical displacement of a huge column of water. The displacement can be caused by naturally occurring events such as earthquakes, landslides, volcano eruptions, etc., and even sometimes from underwater explosions. These can become natural disasters devastating to the people and properties along the shore lines where they ultimately appear, sometimes in waves as big as hundreds of feet high or higher.

2,290 Questions

What is a type of boundary that will cause a tsunami?

A subduction zone boundary, where one tectonic plate is forced below another, can cause a tsunami when there is a sudden movement resulting in the displacement of a large volume of water. This can trigger a tsunami, with the potential to generate destructive waves.

Why hasn't a tsunami ever hit the US?

A tsunami has never hit the US because we don't get too many Earthquakes. The earthquakes trigger the water deep inside.. then everything comes flowing up, and gets bigger and bigger. Then, the ocean's mass becomes too much which causes it to overflow, and that's when the ocean comes flowing out to land.. we do live near big masses of water, but we don't get too many earthquakes.

Why did the Indian ocean tsunami of 2004 take so many lives?

-500 kilometre wave wrecked havoc throughout the area

-struck at 8am meaning many were still asleep

-building quality not strong enough

-no medication

-water born diseases

-no early warning system

Why don't all tsunami warning systems work?

Tsunami warning systems may not work due to technical failures, lack of maintenance, inadequate funding, or human error. In remote or underdeveloped areas, there may be a lack of infrastructure to support an effective warning system. Additionally, communication challenges or delays can also hinder the timely dissemination of warnings.

Can a tsunami hit the Himalayas?

No, tsunamis are large ocean waves typically caused by underwater earthquakes or volcanic eruptions, and they cannot reach the Himalayas as they are too far inland. The Himalayas are a mountain range located in South Asia, far from the coastlines where tsunamis occur.

Where did the Japan tsunami 2011 happen?

The Japan tsunami on March 11, 2011 was mainly centered in the Tohoku region of Japan. It was triggered by a massive undersea earthquake off the coast of Honshu, the main island of Japan. The tsunami caused widespread devastation, particularly in areas like Miyagi, Iwate, and Fukushima prefectures.

How did japan react to the effects of the tsunami?

Japan responded to the effects of the tsunami with a massive emergency response effort, providing aid and resources to affected areas and evacuating residents to safety. The government also implemented measures to prevent future disasters, such as constructing seawalls and improving early warning systems.

What time did the Japanese 2011 tsunami hit?

The tsunami was created moments after magnitude 9.0 earthquake was triggered on 2:46 p.m. Japan local time (05:46 GMT) on Friday March 11th 2011.

The first waves hit Hawaii about 9 a.m. EST (1400 GMT) Friday and traveled across the Pacific from Alaska to Chile.

How many people were killed or in the Japanese tsunami?

It is unknown how many people were killed in the Asian tsunami. Up to 275,000 people were believed to have been killed, with at least 128,000 of them in Indonesia alone.

Was Banda Aceh hit by the tsunami in 2004?

Yes. Banda Ache was almost completely destroyed by the 2004 tsunami.

How is japan doing after the march 11th earthquake and tsunami?

Japan has made significant progress in recovering from the March 11th earthquake and tsunami, with reconstruction efforts focusing on rebuilding infrastructure, restoring communities, and improving disaster preparedness. However, challenges remain, particularly in areas like Fukushima where the nuclear disaster occurred, as ongoing cleanup and decontamination efforts continue. Overall, Japan has shown resilience in the face of adversity and is working toward long-term recovery and rebuilding.

How far inland would a tsunami go in South Carolina?

Break your question down. The definition of a tsunami is, "a long high sea wave caused by an earthquake, submarine landslide, or other disturbance," so, depending on the magnitude of one of those events occurring, will then determine how far inland it will go. If you're looking for a specific point, I'm afraid you'll have to wait until it's too late because Mother Nature only knows the answer to that. If you want a comparison of what could happen to South Carolina, estimate or research how far inland Japan's tsunami went. The sea rose 20 feet at shore in some places. Now, imagine the Atlantic Coastline rising 20 feet in a matter of minutes where South Carolina borders the sea. There would be many miles of coastline submerged long enough to drown humans unfortunately. Scary thought. Hope this gave you some ideas. Good luck.

Where do tsunamis occur along coastal areas?

Tsunamis can occur along coastal areas where there is a subduction zone, where one tectonic plate is being forced beneath another. This movement can displace a large volume of water, creating a tsunami wave that travels towards the coast. Tsunamis are most common in the Pacific Ocean's "Ring of Fire," which includes coastal regions bordering the Pacific Plate.

What happens to a tsunami as it nears the shore?

As a tsunami nears the shore, its speed decreases and its height increases, causing it to build up into a towering wave. This process is called shoaling. Once the tsunami reaches shallow water near the shoreline, the wave slows down further, causing it to amplify in height and potential destructive force.

What happen to a tsunamis as they moved towards shore?

As tsunamis move towards shore, their speed decreases and their height increases due to the shallower water causing the wave to compress. This results in a dramatic increase in wave height and overwhelming force when the tsunami finally reaches the coast, causing devastating flooding and destruction.

Why does tsunami wave grow so high when it reaches the shore?

When a wave is traveling in deep water, its bottom is at a set depth. As it comes ashore, the wave tries to stay the same wave height. since the land is denser than the water, the water is forced upward. That upward movement is the height of the tsunami.

Where does stuff washed away by a tsunami go?

Debris washed away by a tsunami can be carried by the water for long distances, spreading out in the ocean. Some of it may eventually sink to the ocean floor, while other items may be found washed up on distant shores or floating in the water. Efforts are made to track and clean up this debris to reduce its impact on marine life and ecosystems.

Can a tsunami happen in NYC?

Of course if bush says there is, then there must be tidal waves in New York. But now Obama has controlled the oceans so much with is 900 billion bucks that there can't be a tidal wave.
Hope this helps,

How do you prevent a tsunami happening again?

To prevent a tsunami from happening again, it is important to implement early warning systems that can detect seismic activity and issue alerts quickly. Building and maintaining seawalls, barriers, and vegetation along coastlines can help reduce the impact of a tsunami. Community preparedness and education programs can also help mitigate the effects of a tsunami by educating people on evacuation procedures and safety measures.

Do tsunamis hit Japan every year?

Tsunamis hit Japan regularly due to its location on the Pacific Ring of Fire, but they do not occur every year. Japan has a long history of tsunamis, with major events occurring every few years or decades. The country is well-prepared with early warning systems and evacuation procedures in place.

Can an underwater volcano cause tsunamis?

Water displacement due to physical land movement causing an underwater wave in a ripple effect. A underwater wave is different from a regular wind driven surface wave in effect because when the underwater wave reach shallow waters it is forced up by forward motion causing a tsunami.

How plate tectonic causes tsunami?

Sometimes when plates move alongside or toward each other, great amounts of potential energy are stored in the plate boundaries. This is eventually released in the form of an earthquake. A very large undersea earthquake can cause a tsunami.

What magnitude generate tsunami?

Tsunamis can be generated by earthquakes, volcanic eruptions, or landslides underwater. The magnitude of the earthquake or the volume of material displaced by a volcanic eruption or landslide are important factors that determine the size and strength of the resulting tsunami.

What similarities are there between tsunamis and earthquakes?

generallly tsunamis r the aftr effects of earthquakes as the quivering of some plates under the earth wich balances the earth ,shaks an results in the imbalance of the movements of plate converging an diverging bcomes unrivallddd hence it results in the tsunami or strong beat of the wavs 2wards the shore .......

THE EARTHQUAKE IS THE RESULT OF THE PRESSURE RELEASE BETWEEN TWO TECTONIC PLATES; THIS CAUSES THE SEA CRUST TO MOVE OR VIBATE WHICH RESULTS IN A TSUNAMI

Where was the Indian Ocean tsunami located?

The Indian Ocean tsunami impacted almost every country around the Indian Ocean. Worst hit were Indonesia, Thailand, India, and Sri Lanka, but there was damage as far away as Madagascar and Mozambique.