Why does the shoreline sometimes recede prior to a Tsunami?
My understanding of Tsunamis is they they form as a result of the seafloor abruptly changing, causing a local vertical displacement of water at the site of above the disruption, which initiates the wave. How …
Mega-tsunami, what is the greatest possible height of a tsunami?
I think (though I'm hardly an expert) that the waves generated by a comet/asteroid impact, or even the referenced Lituya Bay event, would not be the same as a tsunami. They're more of a 'big splash' with …
measurements - How accurately can a tsunami be predicted? Have …
With the current instruments in hand, how accurately can we predict tsunamis? Please consider me as a novice with only basic information how tsunamis are formed. Has there ever been a successful
What's the reason for repeated overestimation of tsunami in recent ...
Sep 19, 2025 · Tsunamis only occur when a significant amount of water has been displaced quickly and with a lot energy. For that to occur there needs to be a rapid and significant change in the …
How much time is there between an underwater earthquake and the …
Sep 15, 2020 · 4 Tsunamis can be caused by underwater earthquakes, like the 2004 tsunami in the Indian Ocean. The precise value will likely depend on where the earthquake is relative to the coast. …
Why do Tsunamis travel slower than sound? - Earth Science Stack …
Tsunamis, in the deep ocean, travel at around 800 kilometers per hour. The speed of sound under water is about 5300 kilometers per hour. Both of these waves are pressure waves, operating in the ...
Would an oceanic asteroid impact really cause a tsunami?
Oct 1, 2016 · As far as I know tsunamis are caused by landslides at the bottom of the sea. But an asteroid impacting the sea is a different phenomena. Could it still cause a "tsunami" as in an …
Is it possible for tsunamis to occur on deep water planets?
Nov 11, 2022 · Tsunamis occur in the wake of large earthquakes. They grow in amplitude because the speed of a water gravity wave is influenced by water depth, causing the wave to 'pile up'.
climate - Why do human populations concentrate near fault lines ...
Sep 2, 2017 · Examples: Silicon Valley = earthquakes, Houston = hurricanes and floods, Japan = tsunamis and earthquakes, Santa Maria = volcano, Vesuvius = volcano, etc. This doesn't seem like a …
Is it inevitable that a mega tsunami will hit America?
According to a documentary, "Mega Tsunami - A wave of destruction", most mega tsunamis are caused by landslides creating tsunamis 10 times the size as those caused by earthquakes. It was said that ...