GEOL 1001 : Exam 1 Study Guide
Document Summary
Chapter 1 geocentric universe concept places the earth at the center of the universe heliocentric universe concept places the sun at the center of the universe. About 10 trillion kilometers (6 trillion miles) change in frequency that happens when a wave source moves = doppler effect . Nucleosynthesis = process of creating new atomic nuclei from pre-existing nucleons (protons and neutrons). Atomic #s 1, 2, 3, 4, and 5 (h, he, li, be, and b). Atomic #s 6 26 (c to fe). magnetic field: is the region affected by the force emanating from a magnet. Near earth, the stronger magnetic field forms the van allen belts, which arrest deadly cosmic radiation. The magnetic belt deflects most (but not all) of the wind; in this way acting like a shield against the wind. 90% percent of earth is comprised of 4 elements. Iron (fe) 35% oxygen (o) 30% silicon (si) 15% Metamorphic rock altered by pressure and temperature.
