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Exam One Review v07

Exam One Review v07 - Planet Earth 460:100:01 Exam One...

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Planet Earth 460:100:01 Exam One Review Guide Below is a lecture-by-lecture synopsis of concepts and definitions you should probably understand and other oddities you don’t need to focus on. Of course, not everything you are expected to know will be tested on the 50 question exam, but if you have a good handle of this material you should do rather well. This is NOT designed as a substitute for attending class, reviewing the lectures, and reading the textbook (if you bought it!). This is merely a set of guidelines to help you out. Lecture 1- Introduction and the Scientific Method What to know: 1. Know the basic differences between Uniformitarianism , Neptunism, and Catastrophism. Who were Hutton and Lyell? 2. Know the age of the Earth and Universe 3. Understand the “Scientific Method” and the differences between a hypothesis, theory, and law What not to know: 1. Impacts, dead dinosaurs, etc. Lecture 2- Cosmology What to know: 1. History and concepts: The evolution from a geocentric to heliocentric view of the universe 2. Understand the application of the Doppler effect to gauge a galaxy’s velocity as seen from Earth 3. Edwin Hubble, “Red Shift,” and the Expanding Universe Theory 4. Nebular Hypothesis- Formation of solar systems via supernovas, Accretionary Disks, etc. 5. Assembly of the Earth: Protoplanetary disk, Planitesimals, heating of interior, transition from homogenous to current state through differentiation 6. Lunar hypothesis: Role of impacts on moon and solar system formation 7. Basic differences between “terrestrial” and “jovian” planets (composition, size) 8. Why is there liquid water on Earth? 9. What can meteorites tell us about the composition of the universe What not to know: 1. Details about each planet (diameter, temperature, rotation, orbit, etc.) 2. Names: Who really cares about Copernicus and Galileo!? 3. Specifics about Pluto and other Dwarf Planets 4. Chronology and specific details about the Big Bang (e.g. 1 second after Big Bang, “X” occurred) Lecture 3- Earth’s Interior
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What to know: 1. The different layers of the Earth (Crust, lithosphere, asthenosphere, mantle, outer core, inner core) 2. Differentiation and how it relates to the composition of the different layers 3. Physical properties of the crust, mantle, and core. How do they deform? Brittle vs.
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