12 Questions Scientific Facts About Christmas! This Christmas kahoot looks at scientific, holiday facts about inventors, lights, reindeer, cards, and the physics behind Santa's delivery of presents! Science_by_Kahoot, 12/18/2018 answers Play Which scientist introduced Christmas tree lights to the public in 1880? Edward Johnson Nikola Tesla Albert Einstein Marie Curie Before electric lights were strung on Christmas trees, what did people use to illuminate them? flashlights candles glowing insects nothing T/F: Christmas lights will tangle due to entropy: billions of ways to tangle, only 1 way to fix True False … and 9 more awesome questions! Check them out by clicking “Play”.