In which order would you expect different types of earthquake waves to arrive at a site a distance away from the epicenter?
A)S waves, then P waves, then surface waves
B)S waves, then surface waves, then P waves
C)Surface waves, then P waves, then S waves
D)P waves, then surface waves, then S waves
E)P waves, then S waves, then surface waves

Question

Quizplus · Accepted Answer

P waves (Primary waves) are the fastest type of seismic waves and thus arrive first, followed by S waves (Secondary waves), which are slower. Surface waves, which travel along the Earth's surface, arrive last because they move more slowly than P and S waves.

In Which Order Would You Expect Different Types of Earthquake