Relier Pairs Imaginary linesVersion en ligne Imaginary lines par Luz Álvarez Herrero 1 The Earth takes 365 days and 6 hours to make this movement. It causes the seasons 2 It begins on 21 March in the Northern Hemisphere 3 The Earth takes 24 hours to make this movement. It causes day and night 4 When we are measuring in degrees North or South we are measuring... 5 When we are measuring in degrees West or East we are measuring... 6 It begins on 21 June in the Northern Hemisphere 7 It is the most important meridian. It is meridian 0º 8 They go from the North Pole to the South Pole 9 It begins on 21 June in the Southern Hemisphere 10 It divides the Earth into two hemispheres Greenwich Meridian SPRING Meridians LONGITUDE SUMMER WINTER LATITUDE ROTATION REVOLUTION EQUATOR