Across
- 2. The amount of matter in an object
- 7. The overall force on an object when all of the individual forces acting are added up
- 8. The force one object exerts on another as the two surfaces rub together
- 9. The fluid friction caused by objects falling through the air
- 10. The force of gravity down on an object at the surface of a planet
- 11. Forces that produce a nonzero net force which changes an objects motion
- 12. An object that is thrown
Down
- 1. Equal forces acting on an object in opposite directions
- 3. A push or pull exerted on an object
- 4. The motion if a falling action when the only force acting on it is gravity
- 5. Force that causes an object to move in a circle
- 6. A force that pulls objects toward eachother
- 13. The tendency of an object to resist any change in motion