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:
Mercalli scale is or the MMI scale as it is known today is used in reference to damage inflicted by an earthquake. So it is called an Intensity Scale. Unlike the universalised as moment-magnitude scale of Richter (which is numbered in terms of energy released by an earthquake), the MMI scale is a local scale for an area.