Tsunami!

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Tsunami!

  1. 1. • Click to edit Master text styles – Second level Tsunami! • Third level – Fourth level » Fifth level What happened & why
  2. 2. 2004 Indian Ocean Earthquake • Click to edit Master •Undersea text styles – Second level eart hquake • Third level – Fourth level » Fifth level •Magnit ude 9. 0 ( M me n t o ma g n i t u d e s c al e )NOAA
  3. 3. Epicenter 150 KM west of Sumatra • Click to edit Master text styles – Second level • Third level – Fourth level » Fifth levelhttp://en.wikipedia.org/wiki/2004_Indian_Ocean_earthquake
  4. 4. Occurred along the subduction zone where the Indian dives • Click to edit Master text styles Plate under the Eurasian – Second level • Third level – Fourth level » Fifth levelhttp://www.nps.gov/prsf/geology/images/plates.gif
  5. 5. Facts• The eart hquake came j ust t hree • Click to edit Master text styles days –af t er level magnit ude 8. 1 Second a eart hquakelevel an uninhabit ed region • Third in west of New levelealand – Fourth Z » Fifth level• Possible connect ion bet ween t hese t wo eart hquakes• Possibilit y of a seismic chain react ion across neighboring plat es has also been considered
  6. 6. Facts• Tot al energy released by a • Click to edit Master text styles magnitSecond level eart hquake exceeds – ude 9. 0 t he t ot•al amount of energy Third level consumed Fourthtlevel U. S . in one mont h – in he » Fifth level• Massive release of energy and shif t in mass insignif icant ly alt ered t he Eart h s rot at ion
  7. 7. A tsunami (pronounced soo-NAA-mee) is a series of waves • Click to edit Master text styles –(called a "wave train") Second level • Third levelgenerated level a body of water – Fourth in » Fifth level by a pulsating or abrupt disturbance that vertically displaces the water column.
  8. 8. Tsunamis are also mistakenlyreferred to as tidal waves as they • Click to edit Master text styles oftenSecond level a tide that keeps – resemblerising,• ratherlevel Third level than cresting waves – Fourthwhen they» reach shore. However, Fifth levelas they are not actually related totides the term may be misleading, and its use is discouraged by scientists.
  9. 9. Tsunamis are creat ed when: • styles • Click to edit Master text S eaf loor quickly – Second level changes shape • Third level – Fourth level •Wat er is » Fifth level displaced •Waves are f ormed as t he displaced wat er mass, which isAnthony Liekens 15:30, 28 Dec 2004 (UTC) af f ect ed
  10. 10. • Click to edit Master text styles – Second level • Third level – Fourth level » Fifth level
  11. 11. Characteristics • Click to edit Master text styles• Move at high speeds – Second level• Can t • Third level level ravel enormous dist ances – Fourth wit h lit t le» Fifth level energy loss• Can cause damage t housands of miles f rom it s origin• May be several hours bet ween it s creat ion and it s impact on t he coast
  12. 12. Warning SystemsMany Click to riesMaster text styles • count editaround– tSecond level hePacif ic, including • Third level – Fourth levelHawaii, have» Fifth levelwarning syst emsand evacuat ionprocedures int he event of aserious t sunami.
  13. 13. Effects of Tsunamis • Click to edit Master text styles – Second level• Dest ructlevel of human lif e • Third ion ( 100, 000+)level – Fourth » Fifth level• Dest ruct ion of propert y• S pread of disease• Dest ruct ion of ecosyst ems
  14. 14. • Click to edit Master text styles – Second level • Third level – Fourth level » Fifth levelhttp://msnbc.msn.com/id/6770108/
  15. 15. • Click to edit Master text styles – Second level • Third level – Fourth level » Fifth levelhttp://msnbc.msn.com/id/6770108/
  16. 16. • Click to edit Master text styles – Second level • Third level – Fourth level » Fifth levelhttp://home.cfl.rr.com/battleshipron/before_after.gif
  17. 17. Review• Click to edit Master text styles – Second level • Third level – Fourth level » Fifth level
  18. 18. Thank You & Have a nice Day• Click to edit Master text styles – Second level • Third level – Fourth level » Fifth level

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