Jul 11, 2014. 1  Summertime is wedding time, so to commemorate the season, Spotify looked at thousands of wedding-themed playlists to determine the 10 most popular first dance songs. So, not a totally scientific round-up, but the results do seem to be pretty accurate based on our own not-so-scientific assessments.
Surface waves (e.g. Rayleigh waves, Love waves) that produce vertical motion of the ground surface produce the most damage during an earthquake.
Earthquakes and tsunamis have caused much damage to human life and property in history. In March 2011, a major 8.9-magnitude earthquake occurred in Japan, followed by a tsunami, which together have resulted in the worst catastrophe in over 100 years. To know how earthquakes can cause so much damage, it is important to understand their origin.