By Nancy
An earthquake is caused by a sudden slip on a fault. The tectonic plates are always slowly moving, but they get stuck at their edges due to friction. When the stress on the edge overcomes the friction, there is an earthquake that releases energy in waves that travel through the earth’s crust and cause the shaking that we feel.
Seismology 地震学
Epicenter 震中
Magnitudes 震级
Richter scale 里氏量表
This episode contains quite a few technical terms. I am interested in the three usages of the word “fault” – a blemish … , the responsibility for … , and a break in ….
Nice episode!