ISP 205: Visions of the Universe - Physics & Astronomy
ISP 205: Visions of the Universe - Physics & Astronomy
ISP 205: Visions of the Universe - Physics & Astronomy
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How do our lifetimes compare to <strong>the</strong> age<strong>of</strong> <strong>the</strong> <strong>Universe</strong>?• The Cosmic Calendar: a scale on which we compress <strong>the</strong> history <strong>of</strong> <strong>the</strong>universe (14 billion years) into 1 year.• Each months, a little more than a billion year.• Then…Big BangFormation <strong>of</strong> Milky WaySeptember: Formation <strong>of</strong>Solar system (4.6 billion yearsago) and first life!December 26 th : First dinosaurs……and first humans, in <strong>the</strong> last 30 seconds!© 2005 Pearson Education Inc.,publishing as Addison-Wesley
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