ERS120H5 Study Guide - Midterm Guide: Oldest Dated Rocks, Subduction, Muscovite
Document Summary
Scientific method: hypotheses, prediction, test, accept or reject hypotheses. Lecture 1: recognizing the problem, collecting data, proposing hypotheses, testing hypotheses. Formation of the universe, solar system, and earth. Six stages of ppd formation: hii (hydrogen 2 region) hot, intense, advance shocks, when pushed, induce memento, and clouds start mixing itself, core keeps getting blasted by uv radiation, and cloud is evaporated, and because of. Last iron, nickel, metal, sodium, calcium, magnesium. The graviatation pull of a more massive region of a nebula began to suck in surrounding gas, and it grew in mass, and therefore density. As this dense region attracted more gas the gas compacted into a smaller region, and the swirling movement of gas transformed into a rotation around an axis. As the gas continued to move inward in to a smaller volume the rotation rate became faster.
