Did you know that the Earth’s crust is thinner under the oceans than it is on the continents?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
Refraction
xRefraction : Refraction is the deflection, or bending, of the ray path of a seismic wave caused by its passage from one material to another having different elastic properties; or the bending of a tsunami wave front owing to variations in the water depth along a
Geologists have learned that a large earthquake and tsunami that killed 192 people on September 29, 2009 in Samoa, American Samoa and Tonga was in fact a triple-whammy. The magnitude 8.1 "great earthquake"...Read more