hellenistic times

today we learn about the hellenistic times and their culture we learned that they had a blend of cultures including greek Persian Indian and Egyptian. They were encouraged to marry in to different cultures so that they couldn't tell the difference between the races. They soon had so many races they made their own language to speak to each other.We learned about Alexandria's attractions which include Alexander the great coffin and 500,000 scrolls of papyrus. we learned about the science about how astronomy was founded we learned about 5 different important people including
1. Aristarchus- who thought the sun is 300 times bigger than the earth and thought all planets revolved around the sun
2.ptolemy- he thought that the earth was in the center and this was taught for the next 14 centuries
3. Eratosthenes- finally founded that the earth was round and that it was not center
4. Euclid- he created the book of geometry called book of elements
5.archimedes- founded value of pi also found the lever laws. he founded something called the archimedes screw which drilled water up from the ground.

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