D - Chengdu Quake Flashcards
When did the Chengdu earthquake occur?
2008
Where is Chengdu located?
In Sichuan - China
Which sort of plate boundary did the Chengdu earthquake happen on?
A collision zone.
Between which 2 plates did the Chengdu earthquake quake occur on?
‘Eurasian’ and the ‘Indo-Austrailian’.
What was the magnitude of the Chengdu quake?
7.9 on the Richter scale.
What occurs, and why at the Chengdu plate boundary, as supposed to a subduction zone?
Fold mountains, as at a collision zone, neither plate is less dense so there is no subduction.
How far and in which direction did the Indo-Austrailian plate move by after the Chengdu earthquake ?
North by 9cm, (usually moves NE by 5cm/year).
How many people died in the Chengdu earthquake?
70,000
How many were left homeless after the Chengdu earthquake?
5 million
Give 3 reasons why so many people were killed in only a 7.9 magnitude earthquake such as Chengdu?
.Shallow focus increased devastation
.Hit a poor part of China - badly build buildings and structures collapsed easily
.Communication links were destroyed - making it difficult for rescuers to reach towns
In which town did all the buildings collapse as a result of the Chengdu earthquake?
Beichaun
Why was Beichaun so badly damaged?
The buildings were badly built and so collapsed easily.
What was a potential danger that was not realised from the Chengdu earthquake?
The area was mountainous, potential dangers from landslides was not realised
