'Proper distance' presentation slideshows

Jeopardy!

485 views • 33 slides

Etiquette

1.44k views • 26 slides

Cosmology 1

Harrison B. Prosper Florida State University YSP. Cosmology 1. Topics. Island Universes The Expanding Universe The Universal Scale Factor Models of the Universe Summary. Cepheid Variables. Luminosity-Period Relation of Cepheid Variables. Henrietta Leavitt 1912. She deserved,

286 views • 19 slides

Cosmology

Cosmology. part 2. Topics. Models of the Universe: Recap How Far is Far? The Accelerating Universe Summary. Models of the Universe. Alexander Friedman 1888 - 1925. Density parameters at present epoch W M = r M / r c Matter W L = r L / r c Dark energy W M = W N + W D

288 views • 16 slides

Eccentricity and Elliptical Orbits

Eccentricity and Elliptical Orbits. All planets revolve around the Sun in an elliptical orbit. The name of that shape is an ellipse. An ellipse is an oval shape. Ellipse. Eccentricity is the measure of how out of round an orbit is.

367 views • 4 slides