oral

• You need to learn about ancient Greek philosophy, cosmology and astronomy
• Celestial domain


  The domain of the heavens
• Terrestrial domain


  The domain of the Earth
• The Greeks started with what they can see
• Naked-eye observations available to the Greeks that led to the belief that the Earth must be round and not flat


  • Perihelion - when the planet is nearest to the Sun
  • Aphelion - when the planet is farthest from the Sun
• Ancient Astronomy


  • Observation of Ancient Astronomers
• Ancient Greek Philosophers

  • Aristotle