Across
- 3. and Gas Earth was started by what 2 things
- 5. the path of an object
- 6. measure of the gravitational pull on that object.
- 8. Nebula Where our solar system originated
- 10. How much space an object has
Down
- 1. a push or a pull
- 2. A push that slows and object down
- 4. Graduation Gravity keeps the atmosphere around the planet.
- 7. The force that pulls object toward each other.
- 9. Newton who discovered gravity