Which one of the following statements concerning P waves is true?
A) They propagate by vibrations at right angles to the ray path.
B) They are not transmitted through the outer and inner cores.
C) They arrive first at distant receiving stations.
D) They are not refracted across the Moho discontinuity.

Question

Quizplus · Accepted Answer

P waves, or primary waves, are the fastest type of seismic waves and thus arrive first at distant receiving stations. They can travel through both solid and liquid layers of the Earth, which distinguishes them from S waves that only travel through solid materials.

Which One of the Following Statements Concerning P Waves Is