PPT-The Heliocentric Model

Proposed by Aristarchus of Samos 280 BC While the model is not accepted it is preserved and written about extensively by Archimedes Previous Models Ptolemaic System with Epicycles Note that the Earth and Sun are joined to constrain Mercury and Venus . 103 C42503 C43104 C43304 C43504 C44104 C44304 Maximum Rated kN 10 30 50 10 30 Force Capacity lbf 220 1100 2200 6600 11000 2200 6600 Force Capacity Options N kN 1 N 5 N 25 N 1 N 5 N 10 N 100 N 250 N 100 N 250 N 100 N 250 N 100 N 250 N 100 N 250 N 50 N are constants with 0 is Gaussian white noise wn0 Note that is uncorrelated with 1 brPage 2br In operator form where the moving average operator is 1 Compare with the autoregressive model The moving average process is stationary for any val SPARRC Model Overview cont Version 2 developed in 2006 Version 2 developed in 2006 Interim release no external peer review Interim release no external peer review Model is not intended to Model is not intended to Establish regulatory requirements Es Copernicus. Why Is He So Important?. Copernicus is responsible for spreading the theory that the Earth revolves around the Sun, not the other way around.. Heliocentric model – the Sun is the center of the Universe. 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?. Lecture 7. By reading this chapter, you will . learn. 4-1. How ancient astronomers attempted to explain the motions of the planets. 4-2 . What led Copernicus to a Sun-centered model of planetary motion. 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. Revolution. What is a Revolution?. A Revolution is a complete change, or an overthrow of a government, a social system, etc.. “Science” Before . the Scientific Revolution. Based almost entirely on reasoning. COMMENTARY e heliocentric theory , artistic perspective, the triangu lar sail are equally compared to the revolutionary discovery of the Rev. Dr. Martin Luther in January 1518 about the spiritual me WHAT IS ASTRONOMY?. Astronomy – the study of the universe. Astronomy? Impossible to understand and madness to investigate.. — Sophocles, c. 420 BCE. Rotation: The turning of the Earth on its own axis. Answer. Heliocentric-sun centred. Geocentric-earth cantered.. 2. ) Which is the accepted theory?. a) Heliocentric . b) Geocentric.. Answer. a) Heliocentric-sun centred. 3. ) Galileo proved the heliocentric model to be true by observing . 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. Answer. Heliocentric-sun centred. Geocentric-earth cantered.. 2. ) Which is the accepted theory?. a) Heliocentric . b) Geocentric.. Answer. a) Heliocentric-sun centred. 3. ) Galileo proved the heliocentric model to be true by observing . La gamme de thé MORPHEE vise toute générations recherchant le sommeil paisible tant désiré et non procuré par tout types de médicaments. Essentiellement composé de feuille de morphine, ce thé vous assurera d’un rétablissement digne d’un voyage sur .