Science Matter https://www.strangematterexhibit.com/ Earth https://mysteryscience.com/astronomy/mystery-1/day-night-earth-s-rotation/73?r=42048379#slide-id-1109 https://google.discoveryeducation.com/learn/videos/d2b0c465-6b85-4425-917b-78fb3c094762/ https://google.discoveryeducation.com/learn/videos/d7b6623b-0a42-4d6a-bf52-10853d015a8b/