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Sete Cordas

  • 8 inches times miles squared comparisons

    Activity

    Sete Cordas

  • Distances on a Flat Earth

    Activity

    Sete Cordas

  • Horizon Curvature

    Activity

    Sete Cordas

  • Polaris Elevation on a Flat Earth vs Observation

    Activity

    Sete Cordas

  • Polaris Elevation Angle

    Activity

    Sete Cordas

  • Trig Functions of the Unit Circle

    Activity

    Sete Cordas

  • Flat Earth Solar Elevation and Angular Diameter

    Activity

    Sete Cordas

  • Visual Earth Curve Calculator

    Activity

    Sete Cordas

  • 2D Eclipse Visualization

    Activity

    Sete Cordas

  • Solar Elevation and Angular Diameter

    Activity

    Sete Cordas

  • Lunar Epicycles

    Activity

    Sete Cordas