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Paper Models of Ancient Greek Sundials
Автор: John Krieger
Загружено: 2021-12-09
Просмотров: 2093
Описание:
The first scientific instruments in history were Ancient Greek devices for tracking the sun across the sky and marking not only the divisions of the day but the divisions of the year as well. These are two paper models that you can make of classic Greek sundials.
Paper Dome:
https://www.astronomyforthinkers.com/...
"Butterfly" Sundial:
https://www.astronomyforthinkers.com/...
Hemispherical Sundial
https://www.astronomyforthinkers.com/...
00:00 Making a Recording of the Sky
01:00 Time-Lapse Photos of Sunrises and Sunsets
02:56 The "Highway" of the Sun Across the Sky
03:42 The Hemispherical Sundial
06:30 The Butterfly Sundial
08:52 Paper Sundials
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