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Newton made a telescope with reflecting mirrors that made the image more clear and clean

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A type of telescope used to help us learn about the sky and space it was called the Spectroscope, what we learned from the twinkling in the stars is actually just a steady starlight that has been distored

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People argued over who created the telescope most people believed that Lippershey stole the idea from Zacharis Jansen and told everyone is was his idea

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Developed by Hans Lippershey, the biggest telescope ever built was in 1845. The telescope was so important because it gave a lesson

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Gutenberg sold 200 copies of his bible

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The three inventions that changed the world; Printing, gun powder, and a compass

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it took more than a year to hand write a book

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There was 200 copies of Gutenberg's Bible

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Before Johannes Gutenberg invented the mechanical moveable type printing press

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An arabesque is a smooth bore firearm, because is was a gun or firearm and firearms require gun powder

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The Renaissance became the medieval fortification to be obsolete to gun powder

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Training a soldier to use a firearm took a few weeks, but to train to use a spike would takes years to master

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Historians didn't know if this invention was carried from China to Europe or invented independently.

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Europe used gun powder in 1346, Battle of Crecy .