PPT-A New View of the Universe

Topic Essential Question How did the view of the universe change during the Scientific Revolution Essential Question Who was Ptolemy and what did he believe about the universe Ancient GrecoRoman astrologer amp astronomer. Expanding Universe – consistent w/ a Big Bang?. Olber’s Paradox. Large Scale Structure and relation to Dark Matter. Evidence for the Big Bang. The Cosmic Microwave Background. The abundances of the elements. Homogeneous and uniform cosmic expansion . Hubble constant determines scale factor . Hubble diagram was based on a limited distance scale calibrated by Cepheid variable stars in relatively nearby galaxies. The Universe is commonly defined as the totality of existence, including planets, stars, galaxies, the contents of intergalactic space, the smallest subatomic particles, and all matter and energy. . Similar . SIZE and Scale. Of The. Universe. What is your Cosmic Address?. Size and Scale of the Universe. # Street. City. State. Country. Continent. Hemisphere. . Planet. Orbit. Star?. …?. …. …. …. …. Chapter 38. Reminders. Complete last Mallard. -based reading quiz before class on . Thursday (. Ch 39).. I will be sending out last weekly reflection and sample final . on Thursday. . Final exam Thursday, . Flat Earth Theory. Flat Earth Theory. Date: Ancient Times. Scientists: Babylonians, Egyptians. Theory Description: The world is a flat disk, not a sphere. Evidence: None. As early as the 4. th. century BC, scientists and philosophers, such as Aristotle, realized that the Earth was a sphere. Finely-Tuned . for Life?. Allen . Hainline. Ratio Christi Philippines. www.OriginsDiscussion.info. omega_sw@yahoo.com. June 2, 2015. Does God Exist?. 2. Outline. More evidence. Objections to the argument from fine-tuning to design and God. It was apparently much flatter in the past:. Inflation!. For definiteness, pick . g. eff. =200 and . k. B. T. = 3. . 10. 15. . GeV. You should memorize this value to about 54 digits or so. How did it happen to be so close to 1?. Essential Question: 6. Essential Question 6:. Where does Earth and Man fit into the . Universe. ?. https://search.yahoo.com/yhs/search?p=whre+does+earth+fit+into+the+universe&ei=UTF-8&hspart=mozilla&hsimp=yhs-002. Four Lectures by Prof. James Bullock. UC Irvine Physics and Astronomy. Presented by Dennis Silverman. Prof. James . Bullock’s . Education and Honors. Recommended Books and Websites. Rare Earth. Lonely Planets: The Natural Philosophy of Alien Life. Atoms to Astronomy. 2. Special theory of Relativity. It is a basic property of Nature that:. Velocity of Light in vacuum is constant.. All inertial frames are identical so if two objects are moving with a constant velocity, it is impossible to do any test which allows to measure the velocities in absolute manner.. The universe is the sum of all energy, matter, space and time.. But there. ’. s a difference between the universe we see (the observable universe) . and the universe as it really exists.. This gets complicated….. The universe is a big place, perhaps the biggest. . –Kurt Vonnegut. Cosmology. Cosmology is the study of the nature of the universe, how the universe began and how it will end, if it does. There is religious cosmology, and scientific cosmology. If the universe was 1 year old . . .. Science/religion – either/or?. How do we predict the conditions of the early universe?. What are the different eras in the early universe?. What key lines of evidence support the Big Bang model?.