Fluid and crystallized intelligence. In psychology, fluid and crystallized intelligence (respectively abbreviated Gf and Gc) are factors of general intelligence, originally identified by Raymond Cattell. Concepts of fluid and crystallized intelligence were further developed by Cattell's student, John L. Horn.
Old Head Golf Links: Ireland's scenic golf treasure in County Cork. Words and pictures don't do justice to Old Head Golf Links.ld Head Golf Links: Ireland's scenic golf treasure in County Cork. Words and pictures don't do justice to Old Head Golf Links.
1 Cork, Ireland is at 5153'N, 828'W, 15 m (49 ft). See map.  Cork has a marine west coast climate that is mild with no dry season, warm summers. Heavy precipitation occurs during mild winters which are dominated by mid-latitude cyclones. Seasonality is moderate (Kppen-Geiger classification: Cfb).