The seismograph.
epicenter
The vibrations of a earthquake are strongest where the falt line is.
The epicenter
The term describing this point is "epicentre"
An epicentre ( epicenter) is the point of the earths surface above the hypocentre (hypocenter) or focus of an earthquake
A Richter scale measures the movement of the earths surface which happens during an earthquake.
an earthquake
An earthquake is started when two plates (which lie under the Earths surface) rub together this creates movement which then sometimes pulls/pushes at the earths surface and creates giant cracks in the earths surface... and that is how an earthquake is started.
Earthquake.
This is known as the epicentre.
Collide
epicenter
the tectonic plates are shifting under the earths surface.
The point beneath the earth's surface where an earthquake originates is called the hypocenter.
Epicenter
it is called the interior
The Epicenter.