Question

Describe various types of method to determine the earthquake epicenter

Answer 1

The point on the Earth's surface directly above the origin or focus of an earthquake is called the epicenter. Each earthquake produces two typesof shock waves that travel through the Earth: Primary, or P-waves, and Secondary, or S-waves. ... The time interval can be measured between the P-waves and the S-waves.

Answer 2

Explanation:

The epicenter is the point on the earth's surface vertically above the hypocenter (or focus), point in the crust where a seismic rupture begins.