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Unformatted text preview: Collect data Propose a testable hypothesis Test the hypothesis o Ideas are continuously being tested as they develop an make additional predictions o Hypotheses, theories, and scientific laws • What is geology? o The study of the Earth’s processes, composition, and history Physical, Chemical (& Biological) Processes, PLUS Time Some historical perspective • Ancient thoughts • Developed as a science beginning in 18 th century • Catastrophism vs. Uniformitarianism o Physical vs. Historical Geology o Many sub-disciplines (too many to list – see the book) • The Earth o Atmosphere o Hydrosphere o Biosphere o Solid Earth • What do geologists do? o Some “practicing” geological careers Environmental consulting Petroluem and Mineral exploration Academic research o Related career paths Law Journalism Public policy Other possibilities, too!...
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- Spring '08