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85
The birth of Claudius Ptolemy
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Period: 100 to 165
Geocentric Model
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Period: 100 to 165
Predicted the position of the celestial bodies in the sky
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143
Ptolemy’s Book
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165
The death of Claudius Ptolemy
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Feb 19, 1473
The birth of Nicholas Copernicus
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1492
His uncle sent him to the University of Krakow to begin his studies
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1502
Nicholas then went to complete his studies in law and medicine, and ended up at the University of Padua
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1514
He created his first short, titled Little Commentary, that he shared to his astronomy friends.
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1532
He completed his detailed astronomical manuscript that included the heliocentric theory. He was inspired to create this manuscript because of his love for astronomy, but he held off publishing the manuscript in fear of controversy and nog enough data.
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May 24, 1543
The death of Nicholas Copernicus
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Feb 15, 1564
The birth of Galileo Galilei
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Galileo begins teaching mathematics at the University of Pisa
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Galileo begins teaching mathematics at another university; University of Padua
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Galileo publishes a dialogue called “The Starry Messenger”
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The death of Galileo Galilei
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The birth of Sir Isaac Newton
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Period: to
Issac Newton Lifespan: including major discoveries in his lifetime and what inspired him to do it
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Proving that all colors make a white light
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The famous apple fell from his grandparents tree and inspired him to start studying the force of gravity
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Became a Mathematics professor at Cambridge
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Newton’s most famous book was created. Included the three laws of motion, and this helped everyone understand gravity and gravitational force within our planet.
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These laws also helped create the Law of Universal Gravitation
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Was the Royal Society President up until his death
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Newton published his second book Opticks
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The death of Sir Isaac Newton
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The birth of Dmitri Mendeleev
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Mendeleev realized that their are new developments in chemistry, so he began lecturing about the subject
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Mendeleev had no textbook that included the new the information so he wrote one named the “Organic Chemistry”
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The birth of Marie Curie
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He had a dream about all the elements in a table arranged in a certain order.
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Mendeleev then went on to write two volumes of the principles of chemistry
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Curie did excellent in school and wanted to further her education
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Curie marries a french scientist named Pierre Curie
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Marie and Pierre work together to discover an element that is 400 more times radioactive. The element is Polonium named after Poland
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The death of Dmitri Mendeleev
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The death of Marie Curie
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In 2012, the periodic table has 118 elements. Some are named after famous scientists such as Mendelevium (Mendeleev), Einsteinium (Einstein), Rutherfordium (Rutherford)