- Hellenistic Culture in Alexandria
- Hellenistic Culture: Greek culture blended with Egyptian, Persian, and Indian cultures
- The world today would be completely different if Alexander lived past 32
- Trade + Culturally diverse:
- Alexandrias Attractions
- Alexanders Coffin
- Alexanders library and museums
- Pharos lighthouse
- Library has 500,00 papyrus scrolls
- Science and Technology
- Astronomy
- Aristarchus found out that the sun is at least 300x bigger than the earth; said that planets revolved around the sun
- Ptolemy disagreed with Aristarchus, says earth is the center of the universe, this is taught for the next 14 centuries
- Eratosthenes - estimated the real size of the earth, says its round. He estimated it to be 28,000-29,000 miles in circumference and he was really close for his time. The actual measurement is 24,860 miles.
- Mathematics and Physics
- Euclid wrote the book of Geometry that contained 465 presented geometry propositions and proofs (elements)
- Archimedes - Accurately estimated the value of Pi, explained the law of the lever.
- The Archimedes screw could pull water out of the ground.
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