How many types of earthquakes are classified based on the cause of origin?

Which theory is acclaimed as a satisfactory explanation about the cause of earthquakes?

The phase during which the stored elastic energy is released is ______

Type of L-wave in which the particle is in the direction of propagation is ______

The point of origin of an earthquake below the earth’s surface is called ______

60 – 300 km focus distance is seen in which type of earthquake?

What is the characteristic of walls for quake resistant buildings?

Earthquakes occur at which portion of plates?