関連ワード:
earthquakes produce two main types of seismic waves earthquakes produce two main kinds of seismic waves earthquakes produce two main types of seismic waves body waves and earthquakes produce different types of seismic waves earthquakes produce two main kinds of seismic waves primary and secondary waves what waves do earthquakes produce what are the two primary types of waves generated by earthquakes name the 2 main types of seismic waves
