Detailed text transcripts for TV channel - CNN - 20100227:15:48:00
>> and this is the vertical version. >> there's a vertical surface wave and horizontal surface wave. the vertical has an up or down motion and the horizontal has a back and forth motion. >> some type of hybrid, as well, where it can go both ways. >> it can go both ways. both of them will arrive. they will be two separate waves. first the vertical wave, then the horizontal. >> which does more damage? >> it really depends on the structure, i think, so they're both damaging. >> we are getting a lot of reports of violent shaking, yet the reports of fatalities is significantly lower than haiti. >> ...