EPSC 201 Study Guide - Final Guide: Oceanic Crust, Oceanic Trench, Subduction
11 Jul 2013
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Epsc201 2006 final exam review section 1&2: describe the rst three minutes of the history of the universe. At the beginning stages of the universe, energy and mass were constantly changing back and for, via. Once the universe had expanded, and therefore cooled down, matter become much more dominant, than in the early stages. As the universe cools, larger particles are made. Three minutes in; at this point, protons and neutrons are starting collide. How would you use it to determine the age of the. Hubble determined our distance from other stars using luminosity of stars. The further a star is, the less luminous is. He used the red shift to determine how fast the stars were moving away from us. He used relative luminosities by comparing different stars. Had to assume every star was the same brightness and speed was constant. He also used groups of stars to account for the fact that their brightness is not constant.
