GEOL 1001 Chapter : Chapter 1 Outline
Document Summary
Introduction: the workings of ourselves and everything around us is known as the universe, where did it come from, how old is it, cosmology, the study of the overall structure of the universe. Milky way the sun and billions of stars. 100,000 light years away: light year is 10 trillion km or 6 trillion miles, forming the universe, waves and the doppler effect, waves are disturbances that transmit energy from on point to another, red light. Higher frequence: red shift is when a light source moves away and they light you see becomes more red, blue shift is when a light source moves towards you and the light becomes more blue, doppler effect. When a change in frequency occurs when a wave source moves: does the size of the universe change, edwin hubble. Like bread dough with raisins: the big bang, expansion began at a specific time. Cataclysmic explosion called big bang: big bang.
