Cylus is a modern English respelling of the name Silas, which is a short form of the Greek name Silouanos, which is a variant of the Latin name Silvanus, which is derived from the Latin word silva, meaning wood, forest.. Tweet.
The modified mercalli intensity scale is used to measure the intensity of an earthquake and is in part derived from the damage done to building and other structures. Edit Share to:
Seismologists use a Magnitude scale to express the seismic energy released by each earthquake. Here are the typical effects of earthquakes in various magnitude ranges: Earthquake Severity Richter Earthquake Magnitudes Effects Less than 3.5 Generally not felt, but recorded. 3.5-5.4 Often felt, but rarely causes damage.