tsunami
DESCRIPTION
TRANSCRIPT
TSUNAMITSUNAMI
TSUNAMITSUNAMI
A tsunami or tidal wave is a series of water waves (called a tsunami wave train) caused by
the displacement of a large volume of a body of water,
usually an ocean.
TSUNAMISTSUNAMIS
There have been a lot of destructiveThere have been a lot of destructivetsunamis, but the most destructive aretsunamis, but the most destructive arethem: them: Indonesia 2004: The most recent Indonesia 2004: The most recent
tsunami, one of the most destructive.tsunami, one of the most destructive. Valdivia 1960: The greatest Valdivia 1960: The greatest
tsunami never known, it was terrible, tsunami never known, it was terrible, it destroyed Hilo, a city in Hawaii.it destroyed Hilo, a city in Hawaii.
TSUNAMISTSUNAMIS
CAUSES
EARTHQUAKES LANDSLIDES PLATE´S CRASH
DESTRUCTION
POVERTY
DEAD
EFFECTS
PRECAUTIONS (before)PRECAUTIONS (before)
Protect yourhouse andyour pets
Do notstay near the
coast
Go out toanothercountry
Keepeverything in
a secureplace
PRECAUTIONS (during)PRECAUTIONS (during)
Go to ahigher place
You aren'table to swim in this water.Don't try it!
You should not film the wave
RUN!
You notought to
stay in thestreet
Tsunami´s diagram Tsunami´s diagram TSUNAMI´S DIAGRAM
PRECAUTIONS (after)PRECAUTIONS (after)
There willbe some
Earthquakes.Be careful!
Don't buildany houses.
They willfall off.
TSUNAMI´S ORIGIN
EARTHQUAKE´S PLACESEARTHQUAKE´S PLACES
Placa de Nazca
Placa Sudamericana
1.1. AN EARTHQUAKE WITH AN INTESITY > 7.5° (?)AN EARTHQUAKE WITH AN INTESITY > 7.5° (?)
2. 2. EARTHQUAKE´S EPICENTER IN THE SEAEARTHQUAKE´S EPICENTER IN THE SEA
3. 3. DEPHT: DEPHT: < 60 Km. < 60 Km.
4. 4. THE EARTHQUAKE MUST GENERATE THE THE EARTHQUAKE MUST GENERATE THE PISTON´S EFFECT IN THE SEAPISTON´S EFFECT IN THE SEA
CONDITIONS TO OCCUR A TSUNAMICONDITIONS TO OCCUR A TSUNAMI
HOW A TSUNAMI IS
Galle – Sri Lanka
Banda Aceh Indonesia
Indonesia
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Penang - Malasya
Banda Aceh-indonesia
Islas Phi Phi_Tailandia
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SUMATRA, DICEMBRE 2004SUMATRA, DICEMBRE 2004