Actually it's caused by Nicholas Fückin' Cage
I hear most tsunami damage is caused by water. But I've yet to see any good data to confirm.
Most fire damage is caused by fire.
Well there are primary and secondary dangers due to earthquakes. Primary is anything directly resulting from the shaking while secondary would be anything else they cause, such as fires. The shaking might do the most damage but everything else definitely contributes.
Actually the damage from the shaking is nothing compared to the damage caused by your mom