Answers

2014-11-24T18:14:28+08:00
The two main types of waves are body waves and surface waves. Body waves can travel through the earth's inner layers, but surfacewaves can only move along the surface of the planet like ripples on water. Earthquakes radiate seismic energy as both body and surface waves.
0
2014-11-27T19:44:17+08:00
The two main types of waves are body waves,and surface wave.

(i hoe it can help)
0