GEOL 1001 Chapter : Sg 1
Document Summary
Ptolemy: galileo observed moons orbiting jupiter, newton planet motion explained by this. Contracting: the doppler effect permits us to detect star motion, the doppler effect, waves compress or relax with relative motion, the stopped train sounds the same to anna and bill, the moving train sounds different to anna and. Bill: anna hears a higher pitch from compressed sound waves, bill hears a lower pitch from expanded sound waves, as the train passes anna, the pitch drops (higher to lower) 10 [type text: nucleosynthesis, stars are truly element factories , big bang nucleosynthesis formed lighter elements, atomic numbers 1, 2, 3, 4, and 5 (h, he, li, 12 [type text: a small percentage of the solar wind hits. 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, aurorae, some ions (electrically charged particles) escape van.
