Chapter 2 vocab

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Across
  1. 5. that states that the acceleration of an object is equal to the net force exerted on the object divided by the objects mass.
  2. 9. any motion in which an object is moving along a curved path
  3. 11. a contact force that resists the sliding motion of two surfaces acting on an object
  4. 14. a force on an object by another oject that is touching it
  5. 18. A principle stating that the total momentum of a group of objects stays the same unless outside forces act on the objects
Down
  1. 1. the combitnation of all the forces acting on an item
  2. 2. Law that states that for every action there is an equal and opposite reaction.
  3. 3. the amount of matter in an object
  4. 4. forces acting on an object that combine to a net force of zero
  5. 6. law that states that if the net force acting on an object is zero, the motion of the object does not change.
  6. 7. The forces two objects apply to each other
  7. 8. A force that exsists beetween all objects that have mass
  8. 10. In circular motion, a force that acts perpendicular to the direction of motion, toward the center of the curve
  9. 12. tendency of an object to resist a change in its motion.
  10. 13. A push or pull on an object
  11. 15. A push or pull on a item by another item touching it
  12. 16. the gravitational force exerted on an object
  13. 17. A measure of how hard it is to stop a moving object.