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Geol 102 Exam 2 Questions & Answers
Geol 102 Exam 2 Questions & Answers Proterozoic Eon - ANSWERS2 billion years; account for 42.5% of all geological time Phanerozoic - ANSWERSPaleozoic, Mesozoic, Cenozoic eras; 542 million years Proterozoic Eon subdivided - ANSWERSprefixes Paleo, Meso and Neo Archean-Proterozoic boundary - ANSWERS2.5 billion years ago; changes in crustal evolution Archean crust forming processes generated - ANSWERSgranite-gneiss complexes, greenstone belts; continued in proterozoic but reduced ra...
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GEOL 102 Exam 1 GMU Questions and Verified Answers | Passed |
PopularPhysical geology vs. Historical geology : Physical geology deals with materials and processes that make up the Earth, Historical geology is applying chronology to events in Earth's past Relative age : Determination that something is younger or older than something else Absolute Age : Precise measurement of how much time has passed since something was created or modified Fossils : Remains, traces, or other indications of life 2 Principal of Original Horizontalit
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