29112020 The models of the Solar System describe

29/11/2020 The models of the Solar System describe the contribution of Copernicus, Tycho, Kepler and Galileo to our understanding of the Solar system

STARTER – Solar and Lunar cycles How did observations of the lunar and solar cycles by ancient civilisations around the world give rise to: 1. 2. 3. 4. Agricultural systems Religious systems Time and calendar systems Alignment of ancient monuments Why has the precession of Earths axis caused the current celestial alignment of ancient monuments to differ from their original celestial alignment? www. astronomynotes. com/nakedeye/s 6. htm

7. 1 worksheet Solutions 1. precession (1 mark) 2. D (1) 3. Jameela (1) 4 (a) TRUE (1) (b) TRUE (1) (c) FALSE (1) 5. 50 (arcsec per year) (1) 6. gravitation (1) 7. 5000 y (1) 8. 26 000 y (1)

Nicolaus Copernicus Tycho Brahe

Early Solar system models m s i r t n e geoc ep Ptolemy icycle s Retro heli grade oce n Research the contribution of Copernicus and Brahe to our current understanding of the Solar System. Research the contribution of Galileo to our current understanding of the Solar System. Write a brief summary of his major discoveries. trism

Kepler/Copernicus Galileo/Brahe What mathematical contributions did both Copernicus and Kepler make to solidify the transition from geocentric to heliocentric model? What telescopic observations did both Galileo and Brahe make to contribute to these models? http: //www. tychbrahe. com/en/ http: //www. bbc. co. uk/history/historic_figures/Coperni cus. shtml http: //Kepler. nasa. gov/Mission/Johannes. Kepler/ http: //solar-center. Stanford. edu/galileo/ WORKSHEETS

7. 2 worksheet Solutions 1. Greek (1 mark) 2. A (1) 3. retrograde (1) 4. epicycle (1) 5. equant (1) 6. Tycho Brahe (1) 7. Johannes Kepler (1) 8. changes in the apparent size and phase of Venus (1); four moons orbiting Jupiter (1) Deduct 1 mark for each extra (incorrect) box ticked. Maximum 2 marks. 9. 0. 28 AU (1)