Posted: May 4, 2020
Answer the following Questions:
- What does the expression "Earth-centered universe" mean?
- What evidence helped to change Earth-centered universe theory?
- How and why has our estimation of the size of the universe changed in the past few centuries?
- What is galaxy and what is our galaxy called?
- Describe how "new" technology in Galileo's time helped to change an established idea.
- In reference to Galileo's time, what societal effects were related to the change?