How Perceiving Earth as a Sphere Works

Kategorie: Wissen und Wissenschaft
Kanal: BrainStuff
Datum: 14. Juli 2008, 19:37
Stufe: B1-B2 (Mittelstufe)


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Is there any way that people could know the world is sphere while standing on the earth? Learn more about perceiving earth as a sphere in this HowStuffWorks podcast.