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.
What is a tsunami? Causes; Size; Detection and warning; Prediction; What is a tsunami? Tsunamis are large and destructive waves caused by earthquakes, landslides, or volcanic eruptions. When a large wave is caused by the resonance of wave energy it is called a 'seiche'. Although they are created differently, both seiches and tsunamis can be large and destructive. Tsunamis from large earthquakes travel across entire oceans and can be 30â150 feet tall when they reach shore.