Characteristics of the physical hazard profile - Tsunamis 0.0 / 5 ? GeographyPlate tectonicsASWJEC Created by: alicia8Created on: 13-05-17 19:52 Magnitude Indian Ocean - 9.1 earthquake 160km off W coast of Sumatra Indonesia. Japanese - 9 on Richter scale 72km from E of Tohoku 1 of 5 Predictability Indian Ocean - no prediction system. Japanese - scientists forecasted earthquake would strike Honshu. $15m on tsunami warning system 2 of 5 Frequency Indian Ocean - 2002 small earthquake occurred in Sumatra last tsunami 1833. Japanese - areas flooded in 2011 match those that hit Sendai in 1869 3 of 5 Duration Indian Ocean - earthquake lasted 10 minutes. Japanese - earthquake lasted 6 minutes 4 of 5 Speed of onset Indian Ocean - tsunami hit Indonesia 15 mins after earthquake was 500mph. Japanese- 5 of 5
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