They never "started", earthquakes have been going on for as long as the earth has been around.
First Recorded Earthquake in Sri Lanka 14th April, 1615
The earthquake in Haiti happened in 2009.
Haiti's earthquake happend in 2010.
the first place where the movement first occurs in an earthquake is the focus.
Obviously, the earthquake happens first and then tsunami follows.
1615
There were earthquakes before there were people around to assign numbers to a year.
200years ago
earthquake words that start with x
1906 was the year of "great Earthquake'
It starts at the focus or hypocentre of the earthquake.
displacement is an earthquake term
This is known as the focus or hypocentre of an earthquake.
the first earthquake in oklahoma was in 1905, in oklahomacity. people don't know this, but that was the first earthquake in the United States.
First Recorded Earthquake in Sri Lanka 14th April, 1615
The earthquake in Haiti began on the 12th of January 2010
the first day after the last day of the previous year.