How likely is a large earthquake to happen in the Bay Area in the next 30 years?
Regional SpecificsThere is a 3 out of 4 chance of a damaging earthquake in the Bay Area in the next 30 years. USGS names the prime Earth movers as the San Andreas Fault, the Calaveras Fault, and the Hayward Fault. What is the chance there will be a major earthquake in California in the next 30
Which of the following States has the highest earthquake risk?
Regional SpecificsCalifornia has more earthquakes that cause damage than any other state. Alaska and California have the most earthquakes (not human-induced). What are the top 5 states for earthquakes? The two states that tend to get the most earthquakes on average are California and Alaska. Other states with high amounts of seismic activity include Nevada, Hawaii,
How big does an earthquake have to be to break the San Andreas Fault?
Regional SpecificsAccording to a 2008 federal report, the most likely scenario is a 7.8 magnitude quake that would rupture a 200-mile stretch along the southernmost part of the fault. How big of an earthquake can the San Andreas fault produce? about magnitude 8.3 Computer models show that the San Andreas fault is capable of producing earthquakes
What happened when Nevado del Ruiz erupted?
Regional SpecificsThe eruption caused lahars, which traveled down the valleys of the nearby Gualí and Lagunillas rivers, clogging up the water, killing fish and destroying vegetation. More than 600 people died as a result of the lahar. The 1595 eruption was the last major eruption of Nevado del Ruiz before 1985. What happened when the Nevado
What are the three ways the crust is exposed to stress?
Regional SpecificsThe three main types of stress are typical of the three types of plate boundaries: compression at convergent boundaries, tension at divergent boundaries, and shear at transform boundaries. Where rocks deform plastically, they tend to fold. What cause the stress in Earth’s crust? When plates collide, move apart, and slide past each other, lots of
What are the types of volcano according to the shape of their cones?
Regional SpecificsThere are three types of volcanoes: cinder cones (also called spatter cones), composite volcanoes (also called stratovolcanoes), and shield volcanoes. Figure 11.22 illustrates the size and shape differences amongst these volcanoes. Shield volcanoes, which get their name from their broad rounded shape, are the largest. What are the 4 types of volcano based from its