Surface Waves

P and S reach surface, sum become surface wave. Surface wave is very slowly than p and s waves, but produce more damage or movement. Some make ground like ocean wave. Other shakes building.

Picture

                                                    S Waves

It is the second wave.
Vibrate side to side as up or down shakes the ground back and forth when it reaches the surface, shake stuff like earthquake, p wave which move from solid to liquids, second wave can’t move through liquids.
Picture

Thank you! :) i hope you enjoyed it.