1 自然3-3-課本P75，習作(老師上課影片)-
https://youtu.be/sNxrKqbSJZM
2.補充影片-
太陽能光電-https://www.youtube.com/watch?v=CnoJD_ztrGE&list=PL7zP71Dtd2JEj184rKk1KBNzL3_ikXGiN&index=58
水力發電-
https://www.youtube.com/watch?v=CWXAIgmy-kg&list=PL7zP71Dtd2JEj184rKk1KBNzL3_ikXGiN&index=60
海洋能-
https://www.youtube.com/watch?v=i8ednVD3t5s&list=PL7zP71Dtd2JEj184rKk1KBNzL3_ikXGiN&index=59
功課-習作第33頁
