3 ms·
About 3.5 km/s - if poorly drawn comics are to be believed. http://imgs.xkcd.com/comics/seismic_waves.png http://imgs.xkcd.com/comics/seismic_waves.png
by ghurlman 15y ago
About 3.5 km/s - if poorly drawn comics are to be believed.
http://imgs.xkcd.com/comics/seismic_waves.png http://imgs.xkcd.com/comics/seismic_waves.png