Across
- 2. The star at the center of our solar system
- 4. a small rocky body orbiting the sun
- 7. A large cloud of dust and gas in space
- 8. A measure of the force of gravity on an object
- 10. the amount of matter in an object
- 11. A testable prediction, often implied by a theory
Down
- 1. A summary based on evidence or facts
- 3. A representation of an object or event
- 5. A sphere in space that orbits a star
- 6. to watch something happening
- 9. A force of attraction between objects that is due to their masses.
- 12. facts that support your idea