Across
- 3. a scientific instrument used to measure forces
- 5. a force that a person or motor applies to make an object move
- 9. motion caused by a force
- 10. A force that resists an object's motion through air
- 11. a force that acts against an effort force
Down
- 1. the standard unit of force
- 2. Any force that can only occur when two objects are touching
- 4. This force is defined as the attraction between all objects with mass
- 6. the fixed point that a lever can rotate around
- 7. A push or pull
- 8. This force occurs because two surfaces as they pass over each other because they are never perfectly smooth