Why is the continental crust older than the oceanic crust? Continental crust is almost always much older than oceanic crust. Because continental crust is rarely destroyed and recycled in the process of subduction, some sections of continental crust are nearly as old as the Earth itself. Why does the continental crust sit up higher than […]
What are 3 signs of a volcanic eruption?
What are 3 signs of a volcanic eruption? How can we tell when a volcano will erupt? An increase in the frequency and intensity of felt earthquakes. Noticeable steaming or fumarolic activity and new or enlarged areas of hot ground. Subtle swelling of the ground surface. Small changes in heat flow. Changes in the composition […]
What is classified as a major earthquake?
What is classified as a major earthquake? An earthquake of 7.0 magnitude and above is classified as a major earthquake. Is a magnitude 5 earthquake big? For example, a magnitude 5.3 is a moderate earthquake, and a 6.3 is a strong earthquake. Because of the logarithmic basis of the scale, each whole number increase in […]
Is there a way to predict an earthquake?
Is there a way to predict an earthquake? Scientists at USGS and other organisations are working hard to developing methods which will predict earthquakes. Hopefully, scientists will eventually find a way to predict earthquakes precisely, which will save many lives. To find out more about earthquakes and what causes them, go to: http://earthquake.usgs.gov/learn/kids/ How does […]
Which area is both a major earthquake zone and volcano zone?
Which area is both a major earthquake zone and volcano zone? Earthquake and Volcano Unit A B What kind of eruption produces runny lava with low viscosity and few trapped gases? quiet Which of the following is NOT a major volcano cone type? mantle plume This area is both a major earthquake zone and volcano […]
What 4 regions of the U.S. seem to have the highest earthquake hazard?
What 4 regions of the U.S. seem to have the highest earthquake hazard? Based on historic trends, the regions most at risk remain the West Coast, the Intermountain West, and several known active regions in the central and eastern U.S., including near New Madrid, Missouri, and Charleston, South Carolina. Where in the U.S. has the […]
What tectonic plates caused the 2010 Chile earthquake?
What tectonic plates caused the 2010 Chile earthquake? Chile Earthuake 27 Febraruy 2010. The earthquake occurred on the boundary between the South American and Nazca tectonic plates that runs down the west coast of Chile and has also resulted in the formation of the Andes. What plates caused the great Chilean earthquake? Chile is located […]
How long was the Kanto earthquake?
How long was the Kanto earthquake? about 14 seconds The Great Kanto Earthquake obliterated all of that in a single afternoon. According to survivors, the initial quaking lasted for about 14 seconds—long enough to bring down nearly every building on Yokohama’s watery, unstable ground. Why did the Kanto earthquake happen? The Kanto earthquake of 1 […]
How far is Christchurch from Picton?
How far is Christchurch from Picton? 209 Miles 337 km (209 Miles). It will normally takes 4:29 hrs to travel from Christchurch to Picton by Car. How long is it from Christchurch to Blenheim? approximately 8 hours Your journey will take approximately 8 hours. What is there to see between Christchurch and Picton? We’ve picked […]