Tsunami's
How fast can the waves move in deep oceans?
Some times as fast as a jet plane.
How far did the Earthquake and Tsunami shift Japans main island?
8 feet (eastwards)
Where did the earthquake and tsunami happen? (town name)
It happened in the Tohoku region of Honshu.
How tall was the tallest wave during the Earthquake and Tsunami?
It was 40m (130ft)
what was the highest magnitude of the Earthquake?
It was was 9.1.
The Great Tohoku Earthquake!
What is a Tsunami?
It is huge volumes of water moving from their full depth.
What causes the ground to shake during an Earthquake?
It is when the pressure builds up too much, the rocks break or slip, causing the ground to shake.
How many buildings where damaged in the Tsunami?
123,000
how are tsunami's caused?
By disruptions such as earthquakes, landslides, or volcanic eruptions under the sea.
How are earthquakes caused?
They are caused when there is a sudden release of energy in the earths crust due to the tectonic plates moving.
Where do Tsunamis and Earthquakes happen most?
The Pacific ring of fire.
What are people doing to limit the effects of Tsunamis occurring?
Japan is building barriers, using GPS satellites to detect Tsunamis, and building coastal structures that can withstand Tsunami impacts.
What are people doing to limit the effects of Earthquakes occurring?
They are building buildings with seismic isolators, cross bracing and shear walls, also using technology to monitor seismic activity to help predict potential earthquake.
What time did the Earthquake and Tsunami happen at?
2:46pm