The curve of the Earth surface

  • Reproducing the experiment made by Eratosthenes

    Obtain a shadow in Alexandria and simultaneously cancel the shadow in Syene

    • Flat Earth: same shadow in Alexandria and Aswan 
    • Curved Earth: shadow in Alexandria and no shadow in Aswan
  • Classes work

    Egypt Map
    Egypt map
    Flat or curved?

    Lafrançaise

    11th Junior High School of Ilion, Greece
    11th Junior High School of Ilion, Greece

    17-12-2021 B1a at solar noon (11:20 CET)

    11th Junior High School of Ilion, Greece

    B1b 17-12-2021 Early in the morning (8:00 CET)