大家都聽過極光，或是看過美麗的極光，甚至親身在高緯度的地方追著極光跑。不過認真來說為什麼會有極光？極光又為什麼有不同的顏色？極光本身是什麼效應造成的？
這次就讓我們來講講極光！

Sources:
https://www.youtube.com/watch?v=czMh3BnHFHQ
https://en.wikipedia.org/wiki/Aurora
https://en.wikipedia.org/wiki/Solar_wind
https://en.wikipedia.org/wiki/Magnetosphere
https://www.nationalgeographic.org/encyclopedia/aurora/
https://phys.org/news/2018-02-scientists-electron-dynamics-northern.html
https://agupubs.onlinelibrary.wiley.com/doi/full/10.1029/2019JA027713
https://www.theaurorazone.com/nuts-about-kp
https://zh.wikipedia.org/wiki/%E5%A4%AA%E9%98%B3%E9%A3%8E
https://www.asc-csa.gc.ca/eng/astronomy/northern-lights/what-are-northern-lights.asp

#podcast #science #科學 #aurora #極光 #太陽 #太陽風 #加拿大 #風景 #科普 #原理 #科學十分鐘

文案：Kevin & Jack
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Graph Designed by: Jack Ho by Canvas
Background Music Remix Edited by Jack Ho
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