Japan Tsunami 2011 Flashcards
Japan Tsunami 2011
How far does the continue to move each year?
8cm
Japan Tsunami 2011
What collision between plates caused the tsunami?
Pacific towards the Eurasian plate
Japan Tsunami 2011
What magnitude did it have?
9.0 on Richter scale
Japan Tsunami 2011
How much water did the plates flick when the quake happened?
6km of water into air
Japan Tsunami 2011
How fast were waves that hit the coast?
800km waves his coast in seconds
Japan Tsunami 2011
How far underground did the tsunami occur at?
6km
Japan Tsunami 2011
What did the shallow bed mean for the waves?
Waves travelled faster and varying depths meant verging speed and height of waves
Japan Tsunami 2011
Where else did waves spread?
Waves at 800km/h spread towards other countries
Japan Tsunami 2011
What effect did the tsunami have in the coast?
Coast sunk about 1m
Japan Tsunami 2011
What effect did it have on Sendai?
It was the first area affected
Japan Tsunami 2011
Which kind of waves hit first?
P waves
Japan Tsunami 2011
What was situated 150km southwest?
Fukushima power plant
Japan Tsunami 2011
Which three areas were affected first?
Ofunato, Sendai and Miyako
Japan Tsunami 2011
What happened to the airport?
Destroyed
Japan Tsunami 2011
What happened in Miyako?
10m wall failed to stop 10m wave
Japan Tsunami 2011
What happened to the shoreline?
Subsided
Japan Tsunami 2011
What happened to villages?
Several villages ruined
Japan Tsunami 2011
What happened at Fukushima?
5.6m defence wall sunk half a metre and diesel generator flooded.
Japan Tsunami 2011
What happened to rivers?
Surge in rivers caused flooding
Japan Tsunami 2011
What happened in Ofunato?
Subsided over 1m. Tsunami estimated by Japan Geological Survey to be 3.5m high
Japan Tsunami 2011
Give details about the aftershock…
6.2 - hit Tokyo
Japan Tsunami 2011
What was the death toll?
Estimated at 20,000
Japan Tsunami 2011
What response did the Japanese have in terms of warning?
Early warning systems
Japan Tsunami 2011
What responses did Miyako have?
Did have a 10m high sea wall and tsunami drills
Japan Tsunami 2011
What did Hawaii do in response?
Issue evacuation alerts - was hit by 1m wave
Japan Tsunami 2011
What did rescue workers do in response?
Sent to find survivors and recover bodies
Japan Tsunami 2011
What did Sendai do in response?
Provided temporary shelters - soon became full
Japan Tsunami 2011
What did scientists do in response?
Monitored high number of after shocks along coast
Japan Tsunami 2011
What did America say about Fukushima?
Should have 80km excursion zone but Japan argued 30km was safe
