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SingaporeGeographyQuick questions
Living with Tectonic Hazards
Quick questions on Tsunamis: formation and impact explained: O-Level Geography
4short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What are warning signs?Show answer
A natural warning sometimes precedes a tsunami: the sea may suddenly draw back, exposing the sea floor, as the trough of the wave arrives first. This is a sign to move to high ground immediately.
What is q1?Show answer
Explain how an undersea earthquake generates a tsunami. [2 marks]
What is q2?Show answer
Explain why a tsunami wave grows much larger as it nears the coast. [3 marks]
What is q3?Show answer
State one natural warning sign of an approaching tsunami. [1 mark]
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