Rocks behave as ____ masses towards operating stresses.

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

What are the surface waves called as?

What is the depth of focus in the shallow earthquakes?

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

What do the rocks undergo during seismic shocks?

Volcanic earthquakes are rarely felt outside the regions of inactive volcanoes.

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