PPT-GEOCENTRIC

vs HELIOCENTRIC Age of Enlightenment A cultural movement of intellectuals in the 17th and 18th centuries which began first in Europe and later in the American colonies Its purpose was to reform the way of thinking using reason challenge related to tradition and faith and advance knowledge through the scientific method It promoted scientific thoughts skepticism and intellectual interchange and completely opposed any kind of superstition. In 150 A.D., Claudius Ptolemy applied a geometric model to the heavens. Spheres and perfect circles formed the basis of his hypothesis of the planetary movements in a geocentric cosmology. In the Astronomy: The original Science. Imagine that it’s 5,000 years ago, and you are alive….. Clocks and modern calendars have not yet been invented…. How would you know what time it is????. How would you know that your birthday is just a week away???. Motions of the Planets. The ancient astronomers believed that the Universe was made up of spheres (orbs). The sphere that contained all of the objects seen in space was the Celestial Sphere. The sphere rotated around the earth making it appear as if all celestial objects were revolving around the earth. In this image you can see the stars and the Sun look as if they’re attached to the sphere Where is the person in the image trying to get to?. 1 1 1 A5A:89 :5:A ! !! 564C=0@4=0O :=D5@5=F8O ? A?CB=8:29 =02830F88 ION GNSS 2012 1 7 - 21 A5=BO1@O Geocentric Corporate OrganizationaFlorida International University, USA The purpose of this paper is two-fold. First, the literature on geocentric emerged. First, Ouchi (1981) studied the of a set o Problem #1: Planets seemed bright and close at times but dim and far away at other times. Ptolemy’s Answer: Eccentric circles. . This model offended the ancients because . . the earth was not the center anymore. vs.. HELIOCENTRIC. What’s in Our Solar System?. Our Solar System consists of a central star (the Sun), the nine planets orbiting the sun, moons, asteroids, comets, meteors, interplanetary gas, dust, and all the “space” in between them.. distinctions are made in the context potentially makes available. Empirical studies of how wellpeople compute primitive and derived spatial parameters are brieflyreviewed. Finally, the chapter addr How do we know the Earth goes around the Sun?. Recap/Announcements. Canvas assignment due today . Moon motions in the sky due . Campus observatory. Midterm 9/27. Appearance . and motions of objects in the sky:. Prof Wladimir . Lyra. Live Oak, 1119-G. Office Hours: Tue 2:30pm-3:30pm. Class hours: Tue/Thu 3:30pm-4:15pm. Raphael’s . School of Athens. Aristotle. Aether. The celestial sphere. Evidence for . Geocentrism. Early Views about the Cosmos. Ancient Views of the Cosmos . Myths. , folklore and legends were used to explain what ancient people observed in the night . sky: . First . Nations people . – believed the night sky was a pattern on a great blanket overhead, which was held up by a spinning ‘world pole’ resting on the chest of a woman named Stone Ribs. . © 2015 Pearson Education, Inc.. 3.1 The Ancient Roots of Science. Our goals for learning:. In what ways do all humans use scientific thinking?. How is modern science rooted in ancient astronomy?. © 2015 Pearson Education, Inc.. Origins of Astronomy. 1. Why did Copernicus hesitate to consider alternatives to the Ptolemaic Universe? . It contradicted Christian . Theology at the time. 2. What was the most controversial issue about eh nature of the universe?. Mission Concept Study. Robin Stebbins, Study Scientist. Ninth LISA Symposium. Paris, 22 May 2012. Outline. Goals. Elements of the study. Context of the study. Responses to the Request-For-Information (RFI).