What causes an earthquake?
We are told by the media in the aftermath of an earthquake that the ground moved and major “faults” shifted and collided because the earth’s “plates” are adjusting.
But what does that mean in layman’s terms?
What were your thoughts as you watched this video?
The New Zealand Herald has a section on the recent Christchurch earthquake. The BBC has an entire section devoted to the March 2011 quake and tsunami in Japan. If you would like to learn how a tsunami works, please read my post from September 2010, “Tsunami Animated Infographic“.