What Ethnicity Is The Name Sullivan?

What Ethnicity Is The Name Sullivan? Irish: reduced form of O’Sullivan, an Anglicized form of Gaelic Ó Súileabháin ‘descendant of Súileabhán’, a personal name composed of the elements súil ‘eye’ + dubh ‘black’, ‘dark’ + the diminutive suffix -án. Is Sullivan an Italian name? The name Sullivan is a boy’s name of Irish origin meaning

Does Reflection Happen As Light Travels Through Hair?

Does Reflection Happen As Light Travels Through Hair? A hair fiber is a translucent material with a regular refractive index of 1.55. The cortex of the hair fiber contains grains of melanin, which are responsible for the coloring of the hair. Does blonde hair reflect light? Whether hair is naturally blonde or bleached, the structure