Explain that earthquake waves move particles of material in different ways: whereas, compressional waves create a back and forth motion parallel to the direction of the waves, shear waves create a ...

body waves arrive before the surface waves emitted by an earthquake. These waves are higher frequency than surface waves. P waves are also known as compressional waves, because they push and pull.

A 4.0 magnitude earthquake hit Delhi and NCR on February 17, 2025, causing noticeable shaking and prompting residents to ...

In the early hours of 17 February 2025, an earthquake with a magnitude 4 occurred near Jail Park in Dhola Kawan, New Delhi, ...