Sport in Australia governance models similar to that of other Australian sporting organisations with a federated model of governance. Changes were made the organisation ended up with an executive board with a president, two vice presidents, a secretary general and a 14-member executive board which had 10 elected members, 4 IOC members and 2 members of the Athlete's Commission. Australia has hosted the Olympics twice, in 1956 in Melbourne and in 2000 in Sydney. These were the first Games hosted in the southern hemisphere. Australia has been influential in the Olympic movement, with four Australian representatives who are members of the International Olympic
Southern Hemisphere oceanic heat transfer (OHT) and differing extents of greenhouse trapping. In the Southern Hemisphere the sun passes from east to west through the north, although north of the Tropic of Capricorn the mean sun can be directly overhead or due south at midday. The Sun rotating through the north causes an apparent right-left trajectory through the sky unlike the left-right motion of the Sun when seen from the Northern Hemisphere as it passes through the southern sky. Sun-cast shadows turn anticlockwise throughout the day and sundials have the hours increasing in the anticlockwise direction. During solar eclipses viewed from a