PPT-The Universe

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 . 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. Lecture . 10; . May . 14 2013. Previously… on astro-2. If the universe is homogenous and isotropic and correctly described by General Relativity:. At any given time the universe is a 3D space. It could be open/close/flat. Włodzisław Duch . Katedra Informatyki Stosowanej . Uniwersytet Mikołaja Kopernika, Toruń. . Google: W. Duch. Debate with Andy McIntosh at NCU . Toruń. , 10.12.2013. What it is about?. Does God help us to understand the Universe?. 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. . Anthony Lasenby. Astrophysics Group. Cavendish Laboratory. Cambridge, UK. a.n.lasenby@mrao.cam.ac.uk. www.mrao.cam.ac.uk/~clifford. Overview. Want to share two recent exciting developments. Recent progress in cosmology. 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?. …?. …. …. …. …. 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. 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 Greco-Roman astrologer & astronomer. 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. Why do we believe in God?. Why do we believe?. As Christians, we believe because …. We are confident Jesus rose from the dead. We have experienced God’s presence in our lives. (fill in any other reasons) . 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.. Ryan Broll. Overview. Always referring to “shape” at all times, because of special relativity.. Curvature vs. Topology. “Flat or curved” vs. “Open or closed”. FLRW model. Named after scientists. Tu. /. Th. . 12:30-1:45, . Room 221. by Inseok Song. Lecture #1. I am an . exo. -planet hunter!. 1. st. Imaged . Exo-palnetary. system !. … trying to understand the origin of planetary systems. In Pleiades, . 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.