Japan Earthquake

Question 1

Date:

Answer 1

March 11th 2011

Question 2

Causes:

Answer 2

Japan lies on boundary between Eurasian plate and Pacific plate. (Pacific was subducted) 
Destructive boundary. 
Magnitude 9. 
Earth was distorting 6km underwater. 
P-waves travelled 6km/s. 
EQ lasted 5minutes.

Question 3

Impacts:

Answer 3

6km mass of water thrown in the air due to rebounding Eurasian plate.
15,800 deaths.
Nuclear meltdowns in Fukashima.
$235 billion damage.
Miyako had 10metre sea wall and waves were 10metres but the coastline dropped 1 metre, meaning sea wall was useless.
Wave travelled 800km/h.

Question 4

Responses:

Answer 4

Within 10seconds of EQ hitting, effects were already being monitored around the world.
Automatic warnings flashed across country within seconds.
Bullet train train response.
Jobs are short in the disaster area.
Exceptional recovery rates due to preparedness.
Fishing industry working at 20% full capacity.