The most dense layer of the atmosphere is the troposphere is the most dense layer because it is at the bottom of the atmosphere. The troposphere is where all our weather happe â¦ ns. It also has the highest air pressure. But more specifically, the earths atmosphere is most dense at the surface.
Earthquakes on faults like these may cause tsunamis in the Puget Sound region. 'Deep' faults Deep faults can occur where two tectonic plates collide and one of the plates is forced beneath the other.
  A natural event that can generate a tsunami is an undersea earthquake. These are usually caused by the tectonic plates on the sea floor moving in some fashion. Also an u â¦ nderwater volcanic eruption can generate a tsunami.And whoever is writing stupid non-helpful answers to questions please stop.Thank you. A natural event that can generate a tsunami is an undersea earthquake. These are usually caused by the tectonic plates on the sea floor moving in some fashion. Also an u â¦ nderwater volcanic eruption can generate a tsunami. And whoever is writing stupid non-helpful answers to questions please stop. Thank you.