Across
- 1. ability to do work
- 3. rough surface ___ friction
- 4. amount of matter an object has
- 6. part of a level that holds and balances weight
- 7. gives a building its shape
- 8. a magnet has ___ because of its magnetic field
- 11. force that prevents work from being done
- 12. ___ pyramid is the most stable shape
Down
- 2. energy moved from one place to another
- 5. flow of electrons along a path
- 9. opposite poles ___
- 10. like poles ____