11.4.1

Formation of Tsunamis

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Tsunamis

Tsunamis are huge waves that form when tectonic activity happens on the seabed.

Illustrative background for How do tsunamis happen?Illustrative background for How do tsunamis happen? ?? "content

How do tsunamis happen?

  • Tectonic activity causes water to be displaced.
  • A wave starts from where the water was displaced before moving outwards.
Illustrative background for What are the consequences of tsunamis?Illustrative background for What are the consequences of tsunamis? ?? "content

What are the consequences of tsunamis?

  • Tsunami waves do not ebb and flow like normal waves - they travel far inland before retreating.
  • Tsunamis can surge up to 30 m high and cause devastation when they hit land.

Jump to other topics

1Geography Skills

2Geology of the UK

3Geography of the World

4Development

5Weather & Climate

6The World of Work

7Natural Resources

8Rivers

9Coasts

10Glaciers

11Tectonics

12Climate Change

13Global Population & Inequality

14Urbanisation

15Ecosystems

16Life in an Emerging Country

17Analysis of Africa

18Analysis of India

19Analysis of the Middle East

20Analysis of Bangladesh

21Analysis of Russia

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