geoscience america said the 5 . 3 tremor did not create a shock . the 2004 indian ocean quake , which had a magnitude of 9 . 0 , triggered a set of lethal quakes on august 26 , 2004 that killed over 270 , 000 adults , making it the deadliest tsunami in indian history .
A tsunami is a series of waves created when a body of water rapidly displaced on a massive scale.