Exposé Anglais Tsunamis

CONTENTS ,[object Object],[object Object],[object Object],[object Object],[object Object]

Introduction ,[object Object],[object Object],[object Object]

I – a) Definition ,[object Object],[object Object],[object Object]

[object Object],[object Object],These images make it possible to realize the power of the Tsunami. The violence of the wave has totally destroyed a whole part of the shore which sheltered the port.

I – b) Generation of Tsunamis ,[object Object],[object Object],[object Object],[object Object],[object Object]

I – c) Propagation ,[object Object],[object Object],[object Object]

This picture shows the Kalutra’s beach in an ordinary situation

← + 300 m -> Between the various waves, the sea is withdrawn on more than three hundred meters by carrying all on its passage.

The wave caused by the Tsunami is withdrawn by training violent one swirls of water.

II – a) Damage ,[object Object],[object Object],[object Object],[object Object]

All the dwellings on the coast were destroyed

The scale of Soloviev Intensity Characteristics of the wave 1 very light, the wave is weak, perceptible only on the marigraphs 2 light, the wave is noticed by the familliers of the sea on the very flat shores 3 enough strong, the wave floods the soft inclined coasts, the light boats are failed 4 strong, the shore is flooded, constructions on the coast are degraded 5 very strong, general flood, destruction of the buildings, losses human 6 disastrous, destruction of the structures, general flood, many victims, damage with the ships

The Scale of Imamura & Iida Magnitude Height of the waves Height of the strongest waves Damage - 1 - 10 cm - 1 m None 0 ~ 10 cm 1 m No prejudice 1 25 cm 2 m Damage to houses & ships 2 50 cm 4-6 m Destruction of ships and losses human 3 ~ 1 m 10-20m destruction of the coasts on approximately 200 km 4 ~ 2 m + 50 m destruction of the coasts on approximately 500 km

[object Object],[object Object],At Banda Aceh, most of the residentials district was devastated by the Tsunami.

II – b) Human loses ,[object Object],[object Object],[object Object]

Provisional assessment after the Tsunami ,[object Object],[object Object],[object Object],[object Object]

II – c) Prevention ,[object Object],[object Object],[object Object],[object Object],[object Object]

III – a) Wavelength ,[object Object],[object Object],[object Object],[object Object],[object Object]

III – a) Propagation velocity ,[object Object],[object Object]

Velocity propagation of the Tsunami

III – b) Amplitude ,[object Object],[object Object],[object Object],[object Object],[object Object]

Conclusion and … ,[object Object],[object Object],[object Object]

… the most important points ,[object Object],[object Object],[object Object]

[object Object],www.jexpoz.com

Exposé Anglais Tsunamis

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