What causes black waves in the ocean?
Rogue waves seem not to have a single distinct cause, but occur where physical factors such as high winds and strong currents cause waves to merge to create a single exceptionally large wave. Rogue waves can occur in media other than water.
How did the 2004 tsunami affect Japan?
The waves completely obliterated such coastal towns as Kuji and Ōfunato and severely damaged much of the infrastructure in eastern Sendai. Within a week of the incident, the death toll had risen to 4,164, with 7,843 reported missing and 2,218 injured [source: CNN].
What caused the 2004 Indian Ocean tsunami?
The Sumatra-Andaman earthquake, which caused the 2004 Indian Ocean tsunami, is estimated to have released energy equivalent to 23,000 Hiroshima-type atomic bombs. In Banda Aceh, the landmass closest to the quake’s epicenter, tsunami waves topped 100 feet.
Why is it called the killer wave?
The impact of the earthquake, which ruptures the sea-floor causes the sea water to rise and move towards the coast with great force. These waves which travel at a tremendous speed immerse coastal areas causing immense damage to people and property.
Why is Japan’s water black?
You may ask: Why was the tsunami water of Japan black? The earthquake and the tsunami is a natural phenomenon. BUT the black water is manmade! The black colour is putrefying sewage that accumulates on the ocean floors off the coast line of the continents where humans inhabit.
Can tsunamis happen in the Indian Ocean?
This quake caused the Indian Ocean tsunami of 2004, which reached out across the Indian Ocean, devastating coastal areas with waves that in some places reached a height of 30 feet (9 metres) or more when they hit the shoreline.
What were the effects of the Indian Ocean tsunami 2004?
Ten people were reported killed, and flooding destroyed a major bridge between the capital Port Victoria and main airport. Also, the island reported devastating economic loss in millions of dollars due to hotels, housing, public utilities, and fishing damages. More than 300 deaths were reported and 5,000 displaced.
What happened in the 2004 Indian Ocean earthquake and tsunami?
As well as the sideways movement between the plates, the 2004 Indian Ocean earthquake resulted in a rise of the seafloor by several metres, displacing an estimated 30 km3 (7.2 cu mi) of water and triggering devastating tsunami waves.
What happened during the 2004 tsunami?
On December 26, 2004, at 7:59 am local time, an undersea earthquake with a magnitude of 9.1 struck off the coast of the Indonesian island of Sumatra. The tsunami killed at least 225,000 people across a dozen countries, with Indonesia, Sri Lanka, India, Maldives, and Thailand sustaining massive damage.
Is a tsunami just one wave?
A tsunami is a single wave. A tsunami is a series of waves. In fact, the largest wave may not occur for several hours. There may also be more than one series of tsunami waves if a very large earthquake triggers local landslides, which in turn trigger additional tsunamis.
How many waves come after a tsunami?
3.1 How many waves are there in a tsunami? A tsunami is a series of waves, not just one. These waves are often referred to as the tsunami wave train. A large tsunami may continue for days in some locations….3. Tsunami Characteristics.
| Tsunami | Wind Wave | |
|---|---|---|
| Wave Period | 5 minutes – 2 hours | 5-20 seconds |
https://www.youtube.com/watch?v=a7WyJ4S1Pdc