Astro 001 - Area 4 Prof. Fox

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The Cosmic Calendar. See additionally: Southwest stairwell in Davey Lab (start ... The

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Astro 001 - Section 4 Prof. Fox Please discover a seat in front (beneath the isolating walkway)

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Course Materials Required: Interwrite Personal Response System (PRS) Lecture-Tutorials for Introductory Astronomy , by Prather, Slater, Adams & Brissenden Edmund Scientific Sky & Planet Locator ("planisphere") Recommended and extremely helpful: Astronomy: A Beginner's Guide to the Universe by Chaisson & McMillan, Fifth Ed. (incorporates web get to) Discounted "packs" accessible at the book shop

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The Astronomical Universe What's up there, and why? Earth's place in the Solar System… Galaxy… Universe Conceptual center Scientific method of intuition and critical thinking

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Course Grading Participation In class (PRS) Online (Angel) 11 Homeworks (Angel) Two Projects Spectroscopy Telescopes Four Exams Three in-class Final

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Keys to Success Prepare for class Print out address notes and additionally slides Use these to take notes Attend class Lectures are the reason for exams Participation numbers Lots of audit – as we go, and get ready for Exams Ask questions During class Office hours & email Prepare for Exams Practice questions (book, web) Participate in the Angel Discussion Forum

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Course Projects Evenings, Mon-Thu Spectroscopy Open for one week, Feb 4-12 Classroom movement + Exploration of downtown Telescopes Open to all from Jan 22 to Feb 14 Afterwards: Open as indicated by last names Complete before the end of the period characterized by your last name Rooftop watching

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Astronomy Diagnostic Test Take this week by means of Angel 40 minutes, planned Taking the test is a piece of your review (Participation) Score does not make a difference but rather you should endeavor all inquiries Due by Thursday's Lecture "Next" to get next question "Submit" just at the very end This is not a clue!

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Discussion Forums Set up on Angel NYT Science Times Discuss stargazing news and components from the New York Times (every Tuesday) Also examined in-class every Tuesday Exam Review Ask and answer addresses about exam material to plan for tests Points for cooperation NYT Science Times

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STRUCTURE OF COURSE Visual and Historical Astronomy

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HISTORY OF ASTRONOMY

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STRUCTURE OF COURSE Visual and Historical Astronomy Gravity

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GRAVITY

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STRUCTURE OF COURSE Gravity Light

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LIGHT

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STRUCTURE OF COURSE Solar System Gravity Light

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THE SOLAR SYSTEM

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STRUCTURE OF COURSE Stars Solar System Gravity Light

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STARS

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STRUCTURE OF COURSE Milky Way Stars Solar System Gravity Light

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THE MILKY WAY

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STRUCTURE OF COURSE Milky Way Galaxies Stars Solar System Gravity Light

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GALAXIES

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STRUCTURE OF COURSE Universe Galaxies Stars Solar System Gravity Light

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THE UNIVERSE

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Life Universe Galaxies Stars Solar System Gravity Light

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LIFE IN THE UNIVERSE

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"Space is huge. Truly big." — The Hitchhiker's Guide to the Galaxy

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The Cosmic Calendar See additionally: Southwest stairwell in Davey Lab (start on Floor 5)

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Cosmic Countdown The "Inestimable Year" encases the historical backdrop of the Universe in a solitary year 13.7 billion : 1 pressure Divides into 31 million "Infinite Seconds" One "Astronomical Second" relates to 442 years Counting in reverse, then…

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0s: 2008 C.E. 2008 Presidential competitors Hillary Clinton & Barack Obama

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1s: 1565 C.E. Spanish triumph of the Incan Empire, 1541 CE

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2s: 1123 C.E. Norman triumph of 1066 CE – Bayeaux Tapestry

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3s: 681 C.E. Birth & Rise of Islam – 632 (red) to 661 (pink) to 750 CE (yellow)

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4s: 239 C.E. "Three Kingdoms City" in Wuxi, China, 222-263 CE Palace of Diocletian, Roman Emperor from 284–305 CE

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5s: 203 B.C.E. Hannibal crossing the Alps in 202 BCE, by Henri Paul Motte

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6s: 645 B.C.E. Lord Assurbanipal of Assyria established the world's first library at Nineveh, ca. 650 BCE

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7s: 1087 B.C.E. Rulers Saul and David (1006–965 BCE) run over the Israelites

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8s: 1529 B.C.E. Shang Dynasty (ca. 1600–1046 BCE) antiques from China

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9s: 1971 B.C.E. Pharaohs Amenemhet I (1991–1962 BCE; pyramid and tomb) and Senusret I (1971–1976 BCE; bust) of the twelfth Dynasty

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10s: 2413 B.C.E. The Great Pyramid, finished ca. 2560 BCE amid the fourth Dynasty

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15s: 4623 B.C.E. Initially frameworks of composing and proto-composition First states and urban areas Dawn of development The Tartaria tablets, ca. 5500 BCE

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Next year: 13.7b years prior Big Bang! (We end toward the starting) (Formation of the Earth in around 4 months)

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Large Numbers Any number that you can add 1 billion to without taking note. Period of Universe: 13.7 billion years, or 10 17 seconds Neurons in human mind: 100 billion Synapses in human cerebrum: 150 trillion Protons in the Visible Universe: 10 54 Proton volumes in the Visible Universe: 10 89

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Large Numbers Recall: 10 54 = 1,000,000,000,000,000,000, 000,000,000,000,000,000, 000,000,000,000,000,000 … et cetera

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Large Numbers Recall: 10 54 = 1,000,000,000,000,000,000, 000,000,000,000,000,000, 000,000,001,000,000,000 … et cetera

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More Large Numbers Lifetime of M-small star on the principle grouping: 10 12 years Death of the Milky Way's last stars: 10 14 years Proton rot timescale: More than 10 35 years (Super-K) Doubling times amid the age of Cosmic Inflation: ~10 12 (Linde) Planet circling a M-small star

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"Space is enormous. Truly big." — The Hitchhiker's Guide to the Galaxy

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