Most important angles in the Celestial Sphere

Autor:Henk Hietbrink

This animation is part of my website Bursa Science Festival / AstroFest or, in Dutch, UTalent In a number of steps, the animation explains the geometrical principles of a sundial.

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Descoperă Subiecte

Întregi
Aritmetică
Divizibilitate
Medii
Trigonometrie