<Ul> <Li> Epicenter </Li> <Li> Hypocenter </Li> </Ul> <Li> <Ul> <Li> Shadow zone </Li> <Li> Seismic waves </Li> </Ul> </Li> <Ul> <Li> Shadow zone </Li> <Li> Seismic waves </Li> </Ul> <Li> <Ul> <Li> P - wave </Li> <Li> S - wave </Li> </Ul> </Li>

An s-wave shadow zone is formed as seismic