Forces
Across
- 4. A force that resists an object’s motion
- 9. The standard unit of force
- 10. A force with an equal and opposite force acting on the same object
- 11. A force that occurs when a springy object is squashed or stretched
- 15. A force exerted by a person, animal or machine
- 16. A force exerted on some metals, such as iron and nickel
- 17. A force without an equal and opposite force acting on the same object
- 18. The force of gravity on an object
Down
- 1. A scientific instrument used to measure forces
- 2. An attractive force between any two objects that have mass
- 3. A push or pull
- 5. The standard unit of mass
- 6. The overall force on an object
- 7. A force that pulls inward when a solid object is stretched
- 8. Any force that can only occur when two objects are touching
- 12. The amount of matter in an object or substance
- 13. A force that resists an object's motion through air
- 14. Any force that can occur even when two objects are not touching