Vocab

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