ASTR 151 1st Edition Lecture 34 Outline of Last LectureI. ReviewOutline of Current LectureII. ReviewCurrent LectureI. Reviewa. Chapt 1i. Sec 41. 12 constellations (zodiac)a. Ecliptici. Plane of earth`s path around the Sun (23.5degrees)b. Equinoxi. Winter= Sun is away from equatorii. Summer=Sun is near the equator2. From full moon to 3rd quarter takes longer than 3 weeks3. A solar eclipse can happen during a New Moona. When earth, moon, and Sun formalineii. Sec 61. Distance between objectsa. Parallaxb. Chapt 2i. Sec 21. Copernicus: Defendant and encyclesThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.a. Took two years to replace his model because the Ptolemaic because no scientific evidence to support either model until Galileoii. Sec 41. Telescope invented around 16002. Galileo3. Venus` Phases couldn`t be explained4. Kepler`s Lawa. Based in Tycho Brahe researchb. Orbit`s are ellipses not circlesc. Two planet sweeps equals area near itd. Isaac newtoni. Explains “why” Kepler`s laws workiii. Sec 71. To determine the mass of a planet by applying laws, you need planet and moonsc. Chapt 5i. Reflectiveii. Refractive1. Hard to make big onesd. Chapt 6i. Sec 41. Terrestrial Planets2. Jovian Planetsii. Sec 61. L=r*mv2. Nebular contraction (Hypothesis)iii. Sec 71. Debris far from the Sun= cool/ less dense2. Debris near the Sun= hot/ more densee. Chapt 7i. Absorbs visible light, exerts (UV light)ii. Body Waves1. Pressure waves2. Shear wavesiii. Tides least noticeable during 3rd quarterf. Chapt 8i. Sec 11. Phases of the Moona. Can`t be seen due to the Sun2. Moon/ Mercurya. Looks similar due to craters3. Moona. Far side has thin
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