單字領域 Field of vocabulary: 天文學 Astronomy
TED-ED
What are gravitational waves? – Amber L. Stuver
The Sun’s surprising movement across the sky – Gordon Williamson
Sunlight is way older than you think – Sten Odenwald
The exceptional life of Benjamin Banneker – Rose-Margaret Ekeng-Itua
A rare, spectacular total eclipse of the sun – Andy Cohen
Should we be looking for life elsewhere in the universe? – Aomawa Shields
Is light a particle or a wave? – Colm Kelleher
What would it be like to live on the moon? – Alex Gendler
Is space trying to kill us? – Ron Shaneyfelt
How many universes are there? – Chris Anderson
The search for other Earth-like planets – Olivier Guyon
Three ways the universe could end – Venus Keus
The death of the universe – Renée Hlozek
The beginning of the universe, for beginners – Tom Whyntie
Vocabulary.com
Quiz 1 (139 words – Introductory)
Quiz 2 (218 words – Middle school)
Quiz 3 (234 words – Senior high)
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