enhancement Science Education for the Early Grades › Forums › Volume One › Learning Progression “D”: Earth and Space Science › Lesson D-2. Day and Night and the Earth’s Rotation › enhancement Tagged: Enhancement This topic has 0 replies, 1 voice, and was last updated 5 years, 5 months ago by Nebel. Viewing 0 reply threads Author Posts November 2, 2014 at 1:56 pm #281 NebelParticipant The day-night cycle is caused by the Earth’s rotation as seen in this animation. Because of the Earth’s rotation, stars appear to move in a circle around the North Star which happens to be located almost exactly in line with the Earth’s axis. Time laps photos show this effect. http://indianapublicmedia.org/amomentofscience/north-star-2/ Author Posts Viewing 0 reply threads You must be logged in to reply to this topic.