Review Redshift - recognize the spectra of a redshifted star or galaxy
Be able to explain Cosmic Microwave Background (CMB) evidence and how it supports the Big Bang Theory.

Review: This is "spectra" from a distant star. Is the star moving away or towards us? How do you know?

Complete the Redshift & Blueshift Review

Click the link above - test your knowledge by answering ALL of the questions

Introducing Big Bang Evidence #2: Cosmic Microwave Background (CMB)

Starter: Video: Neil DeGrasse Tyson talks about CMB

https://utah.pbslearningmedia.org/resource/ess05.sci.ess.eiu.microwave/evidence-for-the-big-bang-theory/ (Links to an external site.)

Keyword for Today (write this down on Page 21)

Cosmic Microwave Background (CMB) - Leftover heat from the Big Bang in the form of microwaves. Can be detected with an old antenna television as static.

Task 1: Read the article in the Cosmic Times, "Murmur of a Bang," and then complete the worksheet: Murmur of a Bang

- Answer the questions related to the discovery of Cosmic Background Radiation

Task 2: Cosmic Microwave Background (CMB) Lab (p. 34-35)

Task 3: Scientist Biography: Penzias and Wilson