Across
- 3. A push or pull on an object
- 4. factor that does not change
- 6. anything you can define or draw a boundary around
- 9. Possible solution to a problem
- 10. matter that can flow
- 11. A device that makes work easier
- 12. An attractive force between any two objects
- 13. The ability to cause change
Down
- 1. Distance an object travels in a given amount of time
- 2. a substance used to absorb heat
- 5. Measure of the average kinetic energy of particles in an object
- 7. Amount of matter in an object
- 8. Materials in which heat flows slowly through
- 10. Force that opposes the sliding motion of two surfaces that are touching