'2 light years' presentation slideshows

4.01 lightyears 2.74 lightyears 1.91 lightyears 1.31 lightyears

Our best measurements from Earth indicate that the star system Alpha Centauri is 4.2 lightyears away. Suppose some of our astronauts traveled there at a speed v = 0.95 c. What would the astronauts measure as the distance to Alpha Centauri?. 4.01 lightyears 2.74 lightyears 1.91 lightyears

638 views • 60 slides

Astronomy 350 Cosmology

Astronomy 350 Cosmology. Professor Lynn Cominsky Department of Physics and Astronomy Offices: Darwin 329A and NASA EPO (707) 664-2655 Best way to reach me: lynnc@charmian.sonoma.edu. Group 7. Keith Buckley Emily Haney Brooke Krystosek Alex McMahon. Give it up for Group 7!.

631 views • 48 slides

Distances of the Stars

Distances of the Stars. Scientists use parallax to determine how far away a star is from Earth. Parallax is an apparent change in the position of an object caused by the change in the position of an observer. Light Year. Used by scientists to express the distances between the stars

521 views • 37 slides

Astronomy 170: The Physical Universe

Astronomy 170: The Physical Universe. Prof. Jill Bechtold Graduate TAs: Johanna Teske , Megan Reiter All Students: Pick up 3 white handouts Honors: Pick up 4 th handout on black cart. The Textbook: Recommended, Not Required. The Cosmic Perspective By Bennett, Donahue, Schneider, & Voit

522 views • 34 slides

The Scale of the Cosmos

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 mode). The Scale of the Cosmos. Chapter 1. Guidepost.

346 views • 21 slides

The Scale of the Cosmos

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 mode). The Scale of the Cosmos. Chapter 1. Guidepost.

215 views • 21 slides

Measuring Distances in Space

Measuring Distances in Space. Sizes of Objects in the Universe. Quarks (parts of neutrons and protons) are the smallest objects at 10 -18 m while our universe is estimated to be 10 26 m. This is a total difference of 10 44 from smallest to largest things in our universe.

252 views • 21 slides

The Milky Way

189 views • 17 slides

Earth Science

Earth Science. With Mr. Thomas. Stars. cont. Characteristics: Early Observations: - Constellations: Groups of stars that depict an object, often used for navigation. - Examples include the Big & Small Dippers, Orion, and Pegasus.

298 views • 16 slides