Across
- 4. matter or substance that makes up an object
- 6. Three famous laws
- 9. force that resists sliding or rolling over
- 10. a force that pulls things down
- 11. velocity changes with time
- 12. no physical contact is needed
- 14. a push or pull
- 15. object
Down
- 1. physical contact between two objects
- 2. exists in a rope, string, chain, etc
- 3. force that comes when it's being supported by
- 5. exists in elastic object
- 7. when something is put to something
- 8. resistance Force that resists motion
- 13. object