Tsunami!
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Tsunami!

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Tsunami! Tsunami! Presentation Transcript

  • • Click to edit Master text styles – Second level Tsunami! • Third level – Fourth level » Fifth level What happened & why
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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.
  • 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.
  • 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
  • • Click to edit Master text styles – Second level • Third level – Fourth level » Fifth level
  • 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
  • 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.
  • 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
  • • Click to edit Master text styles – Second level • Third level – Fourth level » Fifth levelhttp://msnbc.msn.com/id/6770108/
  • • Click to edit Master text styles – Second level • Third level – Fourth level » Fifth levelhttp://msnbc.msn.com/id/6770108/
  • • Click to edit Master text styles – Second level • Third level – Fourth level » Fifth levelhttp://home.cfl.rr.com/battleshipron/before_after.gif
  • Review• Click to edit Master text styles – Second level • Third level – Fourth level » Fifth level
  • Thank You & Have a nice Day• Click to edit Master text styles – Second level • Third level – Fourth level » Fifth level