Technology

Greek technology was amazing.

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Writing
The major change from the Phoenician alphabet to the Greek one of the eighth century was the addition of five letters to represent the vowel sounds.

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Greek Calendar

The Greek calendar was divided into months. The months began with the new moon. The months were named after festivals in each city.

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Mathematics

• Today's geometry is based on the ideas of Pythagoras and Euclid.
  Pythagoras was born on Samos in 580 B. C. He thought he could understand the secrets of the universe by finding patterns in numbers. He discovered many fundametal patterns in our number system.

• The Greeks were great engineers. On the island of Samos they dug a tunnel a half a mile long.

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Earth

Erathosthenes drew the first good map of the world. It was not flat like the previously drawn maps. Erathostehenes even measured the size of the earth. Aristarchus figured the earth was small compared to the sun. He also said the earth revolved around the sun.

Continents According to Eratosthenes

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Money

Many city-states made their own money. Money was made from gold, silver, or bronze. No longer did people in Greece have to trade goods for goods.

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