Geography 2090A/B Lecture Notes - Lecture 2: Hermann Oberth, Sputnik 2, Explorer 1
11 Oct 2016
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Don"t worry about date in the quiz, but some cases maybe worth to remember: such as october 4, 1957 is the firt time satellite being launched. Kepler: astronomaut, first person discover how orbit works. Rocket invented in china, 800 years ago, discover by accident, use explorer, use for firework. British invaded india, being attacked by india military rocket -> interested by british. British use military rocket to attack american in war of 1812. How rocket works: the pushing go inside the rocket, not outside like many people think. The idea we may use rocket to go to space by tsiolkovsky, school teacher, people took his idea, romanian hermann oberth with group of amateur in germany build a rocket launching in berlin. Verein fur raumschiffahrt, gird: russian group study of rocket, does not exist anymore. Von braun: german, develop large military rocket in 2nd world war, thousand of witch being launched.
