APPENDIX Appendix- - Appendix- - - - - - Appendix Table A1. Systematic developments in physics over centuries (C ont ) Sun is centre of the solar system (Hypothesis. Could not be proven by experimental evidence) Idea of Earth rotation around its own axis. Around nd century BC (Aristarchus of Samos) Around nd century BC (Seleucia) Foundation of hydrostatics Idea of lever Mechanical work using pulleys Law of Buoyancy known as a Archimedes principle First accurate value of the number ‘pi’ Around rd century BC (Archimedes) Focused on motion of planets and stars Prediction of solar eclipses Calculation of distance of Earth to Moon, Earth to Sun Astronomical observation were recorded End of nd century BC (Hippachrus) Geo centric model (Not hypothesis.
Explained a lot of naked eye observation) Explanation of Planets ‘retrograde motion’ “Almagest”- First book on astronomy Around AD(CE) (Ptolemy) Idea of Earth’s rotation about its own axis Idea of zero Contribution to mathematics th Century AD (Aryabhatta-India) Understanding of early optics Boon on ‘Treasury of astronomy’- Accurate astronomical table than Ptolemy’s data th century AD (Ibn al-Hayatham- Arabia) th Century AD (Nasir al-Din- Persian astronomer) From th century to th century major development in science happened in muslim countries (Arabia, Persia, Iran etc.) Appendix- - Appendix- - - - - - Appendix Table A1. Systematic developments in physics over centuries (C ont ) Copernicun Revolution Heliocentric model (Not hypothesis. It provides simplest explanation than Ptolemy model for motion of stars and Planets ) Accurate astronomical datas Laws of Planetary motion th Century AD AD (Copernicus) Tycho Brahe Kepler Law of inertia Telescope observation(Founder of modern observational astronomy) Calculation of time period of the Moons of the Jupiter Earth is not flat All object fall to Earth at the same rate (Disproved Aristotle’s argument) Law of inertia(Force need not required to maintain the motion- disproved Aristotle’s argument) Pendulum, inclined plane experiments Study of projectile motion Introduction of ‘controlled experiments’ Gallieo Galilei ( - ) Introduction of Cartesian