Observing the Universe for Yourself Patterns in the Night Sky What does the universe look like from Earth? Why do stars rise and set? Why do the constellations we see depend…
Planetary Shapes Non-rotating, self-gravating, strength-less objects would be spherical Rotating bodies, because of the centrifugal force of rotation, will be oblate spheres…
Class 3: End of Ch 2 and Ch. 3 Last time: 2.1. Patterns in The Sky: Stars and constellations, TODAY: celestial coordinates 2.2 Seasons,…Precession 2.2 (cont.). 2.3. The…
Chapter 2 Discovering the Universe for Yourself 2.1 Patterns in the Night Sky What does the universe look like from Earth? Why do stars rise and set? Why do the constellations…
Observing the Universe for Yourself Patterns in the Night Sky What does the universe look like from Earth? Why do stars rise and set? Why do the constellations we see depend…