Скачать или смотреть Redshift

In this video I explain astronomical redshift and how we can use it to compare and calculate the distance to a galaxy. I use an acoustic demonstration of the Doppler effect to serve as a model for redshift.

Introduction to Redshift: 0:00
Doppler Effect Demonstration: 3:15
Analyzing our Data: 4:29
Analyzing our Observations: 5:11
Modern History of Redshift: 7:34
Calculating the Z-Value of a Galaxy: 11:04
Using the Hubble Diagram: 14:19
Redshift and the Big Bang: 16:59


Image Credits:
Emission Spectra Borrowed from https://atomic-spectra.net

“Andromeda Galaxy 560mm FL.” David (Deddy) Dayag. CC BY-SA 4.0. https://commons.wikimedia.org/wiki/Fi... _560mm_FL.jpg

“Andromeda Galaxy.” Torben Hansen - File:M31 09-01-2011.jpg at https://www.flickr.com/photos/torbenh..., CC BY 2.0. https://commons.wikimedia.org/w/index...

“The Hubble Space Telescope in Orbit.” Hubble ESA. CC BY 2.0. https://commons.wikimedia.org/wiki/Fi...

"Georges Lemaitre and Arthur Eddington." Wikimedia Commons. https://commons.wikimedia.org/wiki/Fi...

"Periodic Table Large." Wikimedia Commons.
https://commons.wikimedia.org/wiki/Fi...


#science #astronomy #redshift #ngss #dopplereffect