P WAVES
P waves travel through any kind of material, whether it is a solid, liquid or gas.
SIMILARITIES
P (Primary) and S (Secondary) Waves are Body Waves often associated with Seismic Waves as in Earthquakes.Both Body Waves and Surfaces waves comprise an earthquake, but the body waves arrive first. .
S WAVES
S waves only move through solids and are stopped by liquids and gases.
