The parallelism of the solar rays

  • The concept of parallel rays and divergent rays, in relation to the light source, is necessary to validate hypothesis 2 of Eratosthenes.

    Hypothesis 1: The Earth is flat and the Sun is close   Hypothesis  2: The Earth is curved and the Sun is very far away.
      
  • Classes work

    Lafrançaise
    Ilion, GR: solar noon (09/02/2021)
    Ilion, GR

    10-09-2021 at solar noon, A1a class

    Aigio, Greece

    1st High School

    Ilion, Greece

    11th Junior High School of Ilion, by Maria 19-02-2021

    lion, Greece

    11th Junior High School of Ilion, by Despoina 19-02-2021

    Ilion, Greece

    Dimitris 21/02/2021

    Gamze KÖKSALDI-Zubeyde Hanım Secondary School-İstanbul/ Turkey
    11th Junior High School of Ilion, Greece

    by Dimitris

    Parallelism of solar rays - Aigio
    Merlara Lower Secondary School

    10 th March Solar rays parallelism

    Athens 12-3-2021

    home measurement by Christos

    Gamze KÖKSALDI-Zubeyde Hanım Secondary School-İstanbul/ Turkey

    08.03.2021

    Maria Aigio
    Dimitris, Ilion 07 April
    Aigio - Parallelism of solar rays - Teaching
    Scoala Margineni

    Masuratori