earthquakes and tsunami

earthquakes and tsunami

1. kope, japan, 1995

   • rich part of the world
   • richer scale 7.2
   • on a destructive plate margin
   • primary effect
     • 200,000 buildings were destroyed
     • roads and railway lines were destroyed
   • secondary effect
     • large fires broke out due to broken gas pipes
     • 5500 people died; 300,000 were made homelesss

2. Pakistan, 2005

   • poor part of the world
   • 79,000+ people killed. 100,000 injured. 3.3 million left homeless.
   • 7.6 Richter scale
   • destructive plate margin
   • primary effects.
     • over 1 million buildings were destroyed
     • rural areas because inaccessible by road
   • secondary effect.
     • disease spread due to lack of water/ healthcare
     • 73, 000 died; 3 million were made homeless

3. causes of earthquak

   • 3) stored energy is released in just seconds and travels outwards from the epicentre as shock waves
   • 2) suddenly, the crustal rock breaks underground at a weak point in he rock (focus)
   • 1) plates are locked together by friction, and pressure builds over many years

4. boxing day tsunami

   • 2004, 26 december
   • richer scale, 9.2
   • destructive plate margin
   • this effected a lot of country's
   • effects
     • 11 countries, including Indonesia, sir lank, India, and tialand were affected.
     • 1.7 million people were made homeless
     • 230,000 people were confirmed dead or missing
     • a series of tsunamis spread out from the site of the earthquakes, travelling 500mph across the India ocean.
     • as the waves approached the coast line, they slued and rose to 30m high.