Slide 1 Galileo, Tycho, and Kepler Slide 2 Galileo’s Experiments (1564-1642) Galileo is considered the father of modern physics, and even modern science. He performed a…

Slide 1HISTORY OF ASTRONOMY CONTD. Slide 2 2.5 Nicolus Copernicus (1473-1543)  Heliocentric model.  Circular orbits.  Explanation of the retrograde motion of planets.…

Chapter 14 Gravitation Origin of the Law of Gravitation Newton’s Law of Universal Gravitation The Gravitational Constant G Gravitation Near the Earth’s surface The Two…

UNIT 5 UNIT 5 Unit 5: Space Exploration Focusing Questions What technologies have been developed to observe objects in the sky, and what discoveries were made with them?…

The Earth in the Universe Observations and Models Presented By Professor Harry L. F. Houpis © Sierra College Astronomy Department The Celestial Sphere Celestial sphere…

Slide 1 Georges-Louis Leclerc, Comte de Buffon 1707-1788 Slide 2 Buffon’s Life -eldest of five children -born into a wealthy family, mother was well-educated -Georges-louis…

THE INNER PLANETS The four planets that are closest to the sun are called the inner planets. They are all small and rocky. They are sometimes called the terrestrial planets.…

History of Astronomy How our understanding of the Universe evolved… History of Astronomy Big Questions: Why is astronomy often considered the “oldest science” What…