Скачать или смотреть 這個簡單的問題，揭示了電的本質！

按下開關的瞬間，電路中到底發生了什麼事？

参考文献：
[1] Sefton, I. M. (2002). Understanding electricity and circuits: What the text books don’t tell you. In Science Teachers’ Workshop.
[2] Feynman, R. P., Leighton, R. B., & Sands, M. (1965). The feynman lectures on physics; vol. Ii, chapter 27. American Journal of Physics, 33(9), 750-752.

画面素材：
1、Veritasium - The Big Misconception About Electricity；   • The Big Misconception About Electricity  
2、Veritasium - How Electricity Actually Works；   • How Electricity Actually Works  
3、Klonusk - How Electricity Works；   • How Electricity Works - for visual learners  
4、National Geographic - Electromagnetism；   • Electromagnetism 101 | National Geographic