Earthquakes are measured using a Richter scale and the results are reflected in Richter units in orded coincide with the Richter scale.
A seismograph is a device that measures the strength of an earthquake.
It is use to measure tremon or vibration on the earth surface?
i earth quake
an earth quake. an earth quake measuring 9.3 on the rectar scale
Earthquake is spelled as one word, with "earth" and "quake" combined.
earth quake
earth quake
earth quake
the recent earth quake was the seventh largest in the world, and not the strongest!
Trashed from the quake from earth
Haiti.
jan. 2010