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