Lines of Latitude, Longitude and HemispheresOnline version Map skills Gr 6 revision by Mr Haffejee 1 Equator 2 Greenwich Meridian 3 Northern Hemisphere 4 Southern Hemisphere 5 Western Hemisphere 6 Eastern Hemisphere Explanation 1 Zero degree line of latitude called the equator 2 Zero degree line of longitude known as the Greenwich Meridian 3 Hemisphere North of the Equator 4 Hemisphere South of the Equator 5 Hemisphere West of the Greenwich Meridian 6 Hemisphere East of the Greenwich Meridian