Slide 1Astronomy time line Lesson 2 Technology advances. Better observations are made. New hypotheses are proposed. Old beliefs continue to be replaced by…
Uranus, Neptune, and Pluto Chapter 24 Uranus Chance discovery by William Herschel in 1781, while scanning the sky for nearby objects with measurable parallax: discovered…
Note that the following lectures include animations and PowerPoint effects such as fly ins and transitions that require you to be in PowerPoint's Slide Show mode (presentation…