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Geography Year 9 > Tsunamis > Flashcards

Flashcards in Tsunamis Deck (8)
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1
Q

How are tsunamis made?

A

Tsunamis are the secondary effect of an earthquake

They are made by the displacement of water above the moving crust

2
Q

Length and speed of an average tsunami?

A

Length-200km

Speed-800kmph

As the tsunami approaches the coast the length reduces and the height increases

3
Q

Causes of tsunami

A

Indo-Australian plate subducting under the Eurasain plate

4
Q

Efffects of the tsunami

A
  • 22o,ooo+ people dead
  • 650,000 injured
  • 2,000,000 homeless
  • Flooded inundate islands
  • 1,500 settlements washed away
5
Q

Short term responses of the tsunami

A
  • Rescue services
  • Mass graves
  • International community provided:
  • Water and food
6
Q

Long term responses of tsunami

A
  • £372 million donated by British public
  • Rebuilding houses
  • Set up TIOTS in June 2006
7
Q

Other info (countries and Richter scale)

A
  • 9.1/9.3 on the Richter scale
  • MALAYSIA, MALDIVES, India, Thailand, Indonesia and Sri Lanka
8
Q

Date, location of tsunami

A
  • 26th December 2004 Indian Ocean (Boxing Day tsunami)
  • India, Thailand, Malaysia, Maldives, Indonesia + Sri Lanka