Question

What is fault in the context of an earthquake?

Answer 1

A fault is a fracture along which the blocks of crust on either side have moved relative one another parallel to fracture.

Answer 2

fault is a fracture along which the blocks of crust on either side have moved relative to one another parallel to the fracture. Strike-slip, normal, and reverse faults. A reverse fault with a small dip angle is called a thrust fault.