This is the second in the 7 part series on Cosmology, designed to help you, the teacher, feel better and more confident in bringing this topic to your science classes.

The video verison of this episode can be found on my YouTube channel, Science 360 - Beyond the Sky:
https://youtu.be/mH5rxx_E1_c
Be sure to click "Show more" for lots of inquiry questions you could use with your students on this topic.

I apologize for the sound quality.

And let me know if these are helping you prepare to teach astronomy to your classes. My email is astrostephenson11@gmail.com