Across
- 3. His book about the heliocentric theory was ____ in 1615
- 4. Copernicus attended the University of______ in 1491
- 6. The ______ theory by Ptolemy said the earth was stationary
- 7. Copernicus's theory didn't go well with ______
- 9. Nicolaus was tracking stars before ____ were made
- 10. Copernicus also said sun spins on own ____ every 24 hrs.
Down
- 1. Copernicus had a lifetime employment by ______ Church
- 2. __________ theory — sun is center of solar system
- 5. Polish astronomer
- 8. Stands for "the sun"