copernicus.ppt - The Beginning of Modern Astronomy There...

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The Beginning of ModernAstronomy
There was 2 reasons the ancient peoplehad an interest in studying the sky:1. Used the sky to navigate on the sea2.To know what time of year it was…thiswas very important for planting crops
Stonehenge which is located in SalisburyPlain in England was built in 2800 B.C.Researchers believe that it is an ancientastronomical calendar
Stonehenge is amegalithic monumentlocated in SalisburyPlain in England wasbuilt in 2800 B.C.Researchers believe thatit is some sort of ancientastronomical calendar
These heavy stones weigh up to 50 tonsIt is still a mystery as to how primitiveman was able to move these heavystonesand form them into a pattern
In 1453 Ottoman Turks overrunConstantinople.Romans flee west into Europe and takebooks with them.This end the Middle Ages.Most people cannot reador write andgenerally believe whatever the Bible andother trusted sources said about theworld.
Earth is stationary sphere at thecenter of heaven. It’s habitablesurfaceis a flat circle with Jerusalemat it’s center.Stars and planets made of aperfect substance called aether a5thheavenly element.Moon, sun and stars held in placeby invisible crystalline spheres.
Recall that astronomical models needto explain the following observationsof the sky:1. Why does the sun exhibit daily motionacross the sky each day?2. Why do the Sun and planets appear tomove eastward along the Zodiac?

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Term
Summer
Professor
Dofel Davido
Tags
Nicolaus Copernicus, Galileo Galilei, Planet, Heliocentrism, History of astronomy

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