Vocab
Across
- 5. is any motion in which an object is moving along a curved path
- 8. a force that acts perpendicular to the direction of motion, toward the center of the curve
- 9. force is a force that one object can apply to another object without touching it
- 13. the total momentum of a group of objects stays the same unless outside forces act on the object
- 15. A force that opposes motion between two surfaces that are in contact
- 18. if the net force on an object is zero, the motion of the object does not change
Down
- 1. The combination of all forces acting on an object
- 2. the accelerations of an object is equal to the net force acting on the object divided by the objects mass
- 3. force a push or pull on one object by another that is touching it
- 4. forces acting on an object that combine and form a net force of zero
- 6. forces acting on an object that combine and form a net force that is not zero
- 7. the amount of matter in an object
- 10. A measure of the gravitational force exerted on an object
- 11. when one object exerts a force on a second object, the second object exerts an equal force in the opposite direction on the first object
- 12. The tendency of an object to resist a change in motion
- 14. the forces two objects apply to each other
- 16. A force of attraction between objects that is due to their masses
- 17. a push or a pull on an object