Tsunami is a seismic sea wave that is often caused by earthquakes, when the tectonic plates beneath the ocean floor collide with each other these earthquakes may sometimes not cause a tsunami themselves, but may subsequently lead to one, as a result of oceanic landslides. The collapse of buildings is usually the cause of death and injuries, though floods and fires (caused by earthquakes) have also been known to cause great human suffering for example, in 1923, 160,000 people were killed in an earthquake which destroyed the city of tokyo and the port of yokohama (in japan. What causes earthquakes earth's crust ranges from 3 to 45 miles deep (5 to 70 kilometers) the crust is a thin, hard shell that floats on the denser, hotter rock of the mantle. The term tsunami is a borrowing from the japanese tsunami 津波, meaning harbour wavefor the plural, one can either follow ordinary english practice and add an s, or use an invariable plural as in the japanese.
Tsunami is a japanese word which means 'harbour wave' earthquakes under the sea are the main causes of tsunamis the biggest tsunami ever was at lituya bay, alaska on july 9, 1958 earliest tsunamis was in sicily 8,000 years ago landslides and volcanoes can also cause tsunamis a tsunami is a powerful. Tsunami in japan japan was hit by a 90 magnitude earthquake on march 11, 2011, that triggered a deadly 23-foot tsunami in the country's north the giant waves deluged cities and rural areas alike, sweeping away cars, homes, buildings, a train, and boats, leaving a path of death and devastation in its wake. Interestingly, this causes the speed of a tsunami to be controlled by the water depth, with faster speeds in deeper water, unlike wind-generated waves consequently, a tsunami slows as it approaches land and reaches increasingly shallow water, with the distance between successive wave peaks decreasing. The asian tsunami of 2004 was caused by tectonic activity beneath the indian ocean a fault twenty miles below the ocean surface ruptured, forcing one of the plates to be thrust upwards by as much.
सुनामी का अंग्रेजी शब्द (tsunami) जापानी भाषा के दो शब्दों tsu = harbour अर्थात. Below are 40 facts on tsunami fact 1: an underwater earthquake, a volcano eruption or a landslide mostly causes a tsunami fact 2: only on very few occasions a tsunami is cause by a giant meteor in the ocean. Cause & effect essay: tsunamis the movie the impossible starring ewan mcgregor and naomi watts documents an event that was rare, tragic, devastating - but far from impossible the movie is a dramatization of a real event that shocked the entire world. The most common cause of a tsunami is an earthquake, which is a sudden shifting of the earth's crust, which releases energy if an earthquake happens underwater, the seafloor lifts and then drops.
Tsunamis and distant effects ships as far away as south africa rocked as tsunamis hit them, and the bodies of victims were found floating in the ocean for months after the event. Tsunamis are large, potentially deadly and destructive sea waves, most of which are formed as a result of submarine earthquakes they may also result from the eruption or collapse of island or coastal volcanoes and the formation of giant landslides on marine margins these landslides, in turn, are. The slides of large masses of dirt and rocks under water can cause a tsunami landslides can also contribute to sinking or slumps of heavy land masses into the ocean thereby causing a sudden movement of the ocean water. How tsunamis are formed, how they effect people, and memorial to the 2004 asian tsunami.
Causes and effects of earthquakes earthquake refers to the sudden violent movement of the earth's crust it creates seismic waves it often causes great destruction. In turn, an earthquake under the water can also cause a tsunami, as the quake causes great waves by pushing large volumes of water to the surface tsunamis can also be caused by underwater volcanic eruptions. So what are tsunamis, and what causes them a tsunami is a catastrophic ocean wave that is usually caused by a submarine earthquake, an underwater or coastal landslide , or the eruption of a volcano.
A tsunami or tidal wave is a series of waves in water body contact caused by the displacement of a large volume of water generally in an ocean or a large lakethe effects range from destruction and damage, deaths,injury, financial lossand long lasting psychological problems. Natural disasters do not necessarily cause an increase in infectious disease outbreaks however, contaminated water and food supplies as well as the lack of shelter and medical care may have a secondary effect of worsening illnesses that already exist in the affected region. What triggered japan's devastating tsunami deep-sea study by international team reveals cause revealing the cause of the massive earthquake and the devastating tsunami that struck the.
The cause and effect of the tsunami in thailand in 2004 the tsunami in thailand that occurred on december 26, 2004, was by far the largest tsunami catastrophe in human history it was triggered by a magnitude 91-93 earthquake along the indian-australian subduction zone off the northern coast of sumatra. Tsunamis are caused by undersea volcanoes or earthquakes that push massive amounts of energy through the water earthquakes are the most common cause, but landslides can create tsunamis as well earthquake tsunamis begin when subduction occurs, a process where larger undersea plates slide under a. Tsunami flooding then continues to cause damage for several more weeks the effects of the tsunami on the country during this period range from destruction and damage, death, injury, millions of dollars in financial loss, and long lasting psychological problems for the inhabitants of the region.
Therefore, there are three effects of earthquakes: tsunamis, volcanoes, and landslides the first effect is tsunamis that are very dangerous according to james, when an earthquake happens, the crustal motion can directly cause a tsunami. The cause and effect of the tsunami in thailand in 2004 the tsunami in thailand that occurred on december 26, 2004, was by far the largest tsunami catastrophe in human history. Tsunami a tsunami is a series of gigantic water waves that causes a surge of water onto land these surges can reach heights up to 100 feet the massive height of the surges can lead to devastating effects when it crashes over land.