Lecture10 - Quiz 7 Signature Course UGS 303(Fall 2009 Question Why was it necessary to rst argue that the Earth is not at rest but instead is

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
1 The History and Philosophy of Astronomy (Lecture 10: Tycho/Kepler I) Instructor: Volker Bromm The University of Texas at Austin Department of Astronomy Signature Course UGS 303 (Fall 2009) Quiz 7: • Question: Why was it necessary to frst argue that the Earth is not at rest, but instead is rotating, to account for the apparent daily motion of the stars , beFore being able to contemplate an inFnite Universe, where the stars are spread out throughout inFnite space? • Answer: If the Earth does not rotate, the (Fxed) stars must to account for the observations. If the stars were then spread out throughout inFnite space, their rotational speeds would increase with increasing distance from the Earth. At inFnite distance, the speed would have to be inFnite as well, which is impossible! Quiz 7: • Rotational speeds: Earth speed Between Epochs: Renaissance – Baroque (1550-1650) El Greco (1541-1614) Lucas Cranach (1515-1586) • Crisis in Europe: Religious con±ict (Catholic vs Protestant)
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 Europe: Deeply divided into multiple confessions Reformation vs Counter Reformation • Reformation: - Bible in vernacular • Counter Reformation: - Council of Trent (1545-63) • Sola Scriptura Counter Reformation: The Jesuits • Intellectual avantgarde against Reformation - eventually: arch-enemies of Galileo (~1633) Ignatius of Loyola (1491-1556) The Thirty Years War (1618 - 1648) • Utterly devastated Germany (1/2 of population dies)
Background image of page 2
3 Thomas Hobbes (1588 - 1679): Apologist of Absolutism homo lupus homini (Man is a wolf to man) • Need strong, absolute state to keep society in check and to preserve peace! Innovation: The Dutch Invent the Telescope around 1600 • soon to be used by Galileo Innovation: The Dutch Invent the Microscope • inception of microbiology Hugo Grotius (1583 - 1645): The Law of Nations De iure belli ac pacis (On the Law of War and Peace) • concept of Natural Law: man has certain unalienable rights • man is fundamentally sociable
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
4 The Making of the New Astronomy:
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 12/18/2010 for the course UGS 303 taught by Professor Foster during the Spring '08 term at University of Texas at Austin.

Page1 / 13

Lecture10 - Quiz 7 Signature Course UGS 303(Fall 2009 Question Why was it necessary to rst argue that the Earth is not at rest but instead is

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online