earth quake

[purab]

Why do earth quake occur? what are tsunami waves?
please send your answers

Thank you.

[tlcgator]

Hi,
here are few websites to check out about earthquakes. The USGS or United States Geological Survey is one of your best sources. If these are too technical, just do a goggle search for earthquake and you can get more than you need. Same for tsunamis.


http://projects.eri.ucsb.edu/understanding/
http://pubs.usgs.gov/gip/earthq1/
http://www.seismo.unr.edu/ftp/pub/louie ... onics.html

hope this gets you started.