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How can a day-to-day person measure the flatness of Earth? How did you personally measure it?

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check out a sufficiently large body of water nearby, compare the distances you observe with what's predicted by the globe

Joseff•2w ago

#long-distance-observations-🌄 #laser-tests-🔭 #curvature-⤵ #canigou-long-distance

The BEST place on earth to talk about the figure of the earth.

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