Answer the following 5 questions about the size and scale of the universe based on pages 18-20!
- How do scientists measure the distance to a star?
- How far away one needs to be to see our sun about the same size of other stars?
- Contrast a redshift with a blueshift. What do we refer to this process?
- Explain the discovery of Edwin Hubble that was based on light from most galaxies. What was his conclusion?
- Define the term constellation on page 14.