Across
- 3. The concept that the sun is the center of our universe.(Now our solar system)
- 4. The planet in our solar system moving the slowest.
- 5. The planet in our solar system that is moving the fastest.
- 8. Credited with three laws that explain the orbits of our planets.
- 9. A man known for using telescopes to make many important discoveries about our solar system.
- 10. The path a planet takes around the sun.
Down
- 1. What the word planet actually means.
- 2. Most people did not think the Earth was in motion because they could not feel it _____.
- 6. A man given credit for the heliocentric model of our solar system
- 7. Credited with the Three Laws of Motion and a much greater understanding of gravity.
- 9. The glue that holds the universe together.