Tsunami-Case Study 3.0 / 5 based on 1 rating ? GeographyNatural hazardsGCSEAQA Created by: Alice JaegerCreated on: 02-06-13 15:15 What caused a Tsunami in the Indian Ocean in 2004? An earthquake 1 of 19 What type of plate margin is along the west coast of Indonesia in the Indian Ocean? Destructive plate margin 2 of 19 When/where did the earthquake causing the tsunami occur? What did it measure on the Richter Scale? On 26th Decemeber 2004 off the west coast of the isaldn of Sumatra measuring around 9.1 on the Richter Scale 3 of 19 What caused the water to be displaced? The plate that's moving down into the mantle cracked and moved very quickly 4 of 19 Because of this a tsunami was triggered. How high were the waves? Up to 30 metres high 5 of 19 Effects-Name four countries bordering the Indian Ocean which were affected by the tsunami. Indonesia, Thailand, India and Sri Lanka 6 of 19 Why was the effect of the tsunami so bad? There was no early warning system 7 of 19 How many people were killed or are still missing? Around 230,000 8 of 19 Over how many people lost their homes? Over 1.7 million 9 of 19 What was wrong with the infrastructures of many countries? Severly damaged 10 of 19 What did 5-6 million people need? Emergency food, water and medical supplies 11 of 19 Why did the tourism industry suffer? Because of the destruction and people were afraid to go on holiday there 12 of 19 What four things were also destroyed by the waves? Sand dunes, mangroves, forests and coral reefs 13 of 19 What did salt from the seawater cause in many areas? Plants not being able to grow 14 of 19 Short-term-What did foreign countries send? To do what? Sent ships, planes, soldiers and teams of specialists to help rescue people, distribute food and water and begin clearing up 15 of 19 Short-term-What happened within days in order to give survivors access to food, water, shelter and medical attention? Hundreds of millions of pounds had been pledged by foreign governments, charities, individuals and businesses 16 of 19 Long-term-Billions of pounds have been pledged to help re-build what? To help re-build the infrastructure of the countries affected 17 of 19 Long-term-What has been put in place in the Indian Ocean? A tsunami warning system 18 of 19 Long-term-What has been put in place in some countries? What have volunteers been trained to do? Disaster managment plans and volunteers have been trained so that local people know what to do if a tsunami happens again 19 of 19
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