EARTH121 Lecture Notes - Lecture 1: Paleozoic, Military Technology, Seafloor Spreading
25 Aug 2016
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*read earth science literacy, chapter 1, 2 and 12 (plate tectonics only for 12) Geoscientists study the composition and structure of the earth (processes and time). Esl nine principles: water necessary for life, time 4. 6 billion year planet. Relative dating of geological dating and numerical dating: systems earth is complex so it is subdivided. Life and evolution can be studied through fossils. ***layers of the earth- know how to draw and identify them **** Chemical composition (2 layers: core, mantle, atmosphere. Apgo association of professional geoscientists in ontario. Pdac largest mining conference in the world. James hutton, logan and their contributions to geology. Hutton: first to claim that the earth was ancient (older than biblical date), used processes and organization of rocks on earth to study the past. Human history is tiny compared to geologic time just a fraction in the time scale. Geological time scale was initially created using relative dating.
