Both body and surface waves are traveling waves; however, large earthquakes can also make the Earth ring like a bell. This ringing is a mixture of normal modes with discrete frequencies and periods of an hour or shorter. Motion caused by a large earthquake can be observed for up to a month after the event.
Carballo comes from the Portuguese word Carvalho, which means Oak. Therefore, this name means the place where the Oaks come from. In Portugal, Carvalho is also the name of a province in the district of Pe acova, within the Carvalho Mountains. In Spain, during the re-conquest years or the Reconquista, the name Carballo was extended from Galicia to the Iberian Peninsula and to the Canary Islands.
It is also in use as a surname. After becoming widely used in Continental Europe it entered England in its Old French form Robert, where an Old English cognate form (HrÄodbÄorht, Hrodberht, HrÄodbÄorÃ°, HroedboerÃ°, HrÅdbÅrÃ°) hroedberÃ° hrÅdberÃ° had existed Before The. Norman conquest the feminine Version. is robertauprette/a (archaic French). Robert, and also the name Joseph, were in the top 10 most given boys' names in the US for 47 years, from 1925 to 1972. In Italy during the Second World War, the form of the name, Roberto, briefly acquired a new meaning derived from, and referring to the Rome-Berlin-Tokyo Axis.