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Thread: How Eratosthenes measured the size of Earth - GIF

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  1. Oct 8, 2024, 05:06 PM #5
    Frank S
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    Quote Originally Posted by Ralphxyz View Post
    How was the timing done? Both shadows had to be measured at the same time.
    For all we know he may have done both measurements himself but a year apart
    Never try to tell me it can't be done
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  2. The Following User Says Thank You to Frank S For This Useful Post:

    Ralphxyz (Oct 9, 2024)
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