6:36 Introductory Physics: Projectile Motion with Projectile Launched Horizontally Professor Paul Robinson 12K views - 6 years ago
8:43 Introductory Physics: Analyzing A System of Objects with Free Body Diagrams Professor Paul Robinson 1.3K views - 6 years ago
5:18 Introductory Physics: Free Body Diagrams and Multiple Objects Professor Paul Robinson 7.1K views - 6 years ago
3:57 Introductory Physics: Block and Pulley in Static Equilibrium Professor Paul Robinson 700 views - 6 years ago
4:45 Introductory Astronomy: Size Scale of the Milky Way Professor Paul Robinson 32.5K views - 11 years ago
8:18 Introductory Astronomy: The Big Bang Model of Cosmology Professor Paul Robinson 6.8K views - 12 years ago
14:22 Introductory Astronomy: Analyzing the Hubble Plot Professor Paul Robinson 7.7K views - 12 years ago
3:56 Introductory Astronomy: Balloon Analogy for Expansion Professor Paul Robinson 11.2K views - 12 years ago
3:08 Introductory Astronomy: Observable Universe vs. Entire Universe Professor Paul Robinson 38.4K views - 12 years ago
9:15 Introductory Astronomy: Expansion of the Universe Professor Paul Robinson 4.6K views - 12 years ago
14:21 Introductory Astronomy: Galaxy Distances and Lookback Time Professor Paul Robinson 9.5K views - 12 years ago
5:00 Introductory Astronomy: Spectroscopic Parallax Professor Paul Robinson 8.2K views - 12 years ago
8:27 Introductory Astronomy: Galaxy Classifications Professor Paul Robinson 34.3K views - 12 years ago
7:27 Introductory Astronomy: Type II Supernovas, Black Holes, Neutron Stars Professor Paul Robinson 8.1K views - 12 years ago
8:16 Introductory Astronomy: High Mass Red Giants and Supernovas Professor Paul Robinson 5.7K views - 12 years ago
14:23 Introductory Astronomy: Main Sequence Stars to Red Giant Stars Professor Paul Robinson 18.2K views - 12 years ago
6:40 Introductory Astronomy: Eclipsing Binary Stars Professor Paul Robinson 16.1K views - 12 years ago
17:56 Introductory Astronomy: Star Formation and the Lifetimes of Stars Professor Paul Robinson 23.8K views - 12 years ago
10:55 Introductory Astronomy: Parallax, the Parsec, and Distances Professor Paul Robinson 285.6K views - 12 years ago
8:05 Introductory Astronomy: Doppler Effect for Light Professor Paul Robinson 16.5K views - 12 years ago
6:52 Introductory Astronomy: Comparing Photographic Spectrum to Spectral Curve Professor Paul Robinson 6.6K views - 12 years ago
5:13 Introductory Astronomy: Different Types of Spectra Professor Paul Robinson 138.1K views - 13 years ago
16:15 Introductory Astronomy: Luminosity, Temperature, and Surface Area Professor Paul Robinson 19.2K views - 13 years ago
12:37 Introductory Astronomy: Electromagnetic Spectrum of Light Professor Paul Robinson 12.8K views - 13 years ago
5:07 Introductory Astronomy: Newton's 3rd Law of Motion Professor Paul Robinson 4.3K views - 13 years ago
18:33 Introductory Astronomy: Newton's Laws of Motion I and II Professor Paul Robinson 9.2K views - 13 years ago
16:03 Introductory Astronomy: Causes of the Seasons Professor Paul Robinson 27.5K views - 13 years ago
15:25 Introductory Astronomy: Path of the Sun in the Daytime Sky Professor Paul Robinson 123K views - 13 years ago
10:30 Introductory Astronomy: Seasonal Changes in Star Patterns Professor Paul Robinson 47.2K views - 13 years ago
12:31 Introductory Astronomy: Motions of the Stars Professor Paul Robinson 100.6K views - 13 years ago
19:31 Introductory Astronomy: Star Motions at Different Latitudes Professor Paul Robinson 43.5K views - 13 years ago
28:03 Introductory Astronomy: Positions on the Celestial Sphere Professor Paul Robinson 190K views - 13 years ago