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Quiz/Review. Get out a small piece of paper and put your name on it. When the bell rings, the quiz will begin. Question 1. What causes all the earthquakes in California?. Question 2. Why would a city government lie about the damage?. Question 3.
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Quiz/Review • Get out a small piece of paper and put your name on it. • When the bell rings, the quiz will begin.
Question 1 • What causes all the earthquakes in California?
Question 2 • Why would a city government lie about the damage?
Question 3 • What causes the most damage in an earthquake?
Answers • San Andres Fault • To keep people visiting and moving to the area. • Building and structural failure.
Christmas day Tsunami 2004 • Epicenter 3°18′58″N 95°51′14″E • December 26, 2004
What is… • Tsunamis are waves created from underwater earthquakes. • 9.3 earthquake off the coast of sumatra. • Tsunamis are common in this part of the world due to the proximity to tectonic plates.
When… • The Earthquake happened just before 1 AM. • Anytime there is an underwater earthquake a tsunami is expected but the area lacked a warning system. • The 2011 tsunami in Japan was created the same way.
Time line • 9.3 earthquake at 00:58:53 AM. • 1300 foot long crack rose up about 20 feet from the sea bottom, pushing up water. • A wave of 24 meters or 80 feet was created. • 15 minutes later tsunami waves were hitting coastlines and continued for another 9 hours away.
What causes this event? • This was called a mega thrust event. • Two plates are colliding and one pops up from the pressure.
Who was affected? • Most generously and most immediate funded relief effort ever. • A total of $13.6 billion was donated. • 10.7 billion damage. • 230,000 dead (1/3 of that were children). • 2.1 million homeless.
Possible Warning • $53 million interim warning systems and towers installed, however not manned 24 hours a day. • Satellites picked up the wave but it took hours to analyze and confirm, not what the satellite was for. • Human destruction of coral reefs may have lessen the energy of the wave if they were present.
Facts • Bodies were being recovered fro weeks, within a day the bodies were infested with bacteria and virus as well as smells overtaking the areas. • Water supply was ruined as well as food supplies.
What If... • Mermaid washed up on shore? • Stories circulated most likely a hoax Not Bieber! Not a mermaid
Works Cited • http://en.wikipedia.org/wiki/2004_Indian_Ocean_earthquake_and_tsunami • http://www.em.gov.bc.ca/MINING/GEOSCIENCE/SURFICIALGEOLOGYANDHAZARDS/EARTHQUAKES/Pages/megathrust.aspx • http://today.caltech.edu/gps/sieh/ • http://www.civildefence.govt.nz/memwebsite.nsf/Files/Photo_library_tsunami/