Across
- 2. Very big star in our solar system
- 4. energy that is made from movement
- 6. A giant meteor that orbits earth
- 7. pushing force
- 8. fart
- 10. force resisting
- 11. A system in nature
- 13. force pulling down
- 14. A system for planets
Down
- 1. expressed in cm squared.
- 3. A force on an object by gravity
- 5. chemicals
- 9. A force that pushes up.
- 12. is a measure of how much matter an object has
- 15. a Bird