science Chapter 2 vocab

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Across
  1. 3. A contact force that resists the sliding motion of two surfaces that are touching
  2. 5. Forces acting on an object that combine a net force of zero
  3. 11. A principle stating that the total momentum of an object stays the same unless outside forces act on the object
  4. 13. Law that states that if the net force acting on an object is zero, the motion of the object doesn't change
  5. 16. A force that one object applies to another object without touching it
  6. 17. The gravitational force exerted on an object
Down
  1. 1. Any motion which an object is moving along a curved path
  2. 2. In circular motion, a force that acts perpendicular to the direction of moving toward the center of the curve
  3. 3. The forces two objects apply to each other
  4. 4. Law that states that the acceleration of an object is equal to the net force exerted on the object divided by the objects mass
  5. 6. A push or pull of an object by another object that is touching it
  6. 7. A measure of how hard it is to stop a moving object
  7. 8. The amount of matter in an object
  8. 9. A push or pull on an object
  9. 10. The tendency of an object to resist a change in its motion
  10. 12. Law that states that for every action there is an equal and opposite reaction
  11. 14. The combination of all forces acting on an object
  12. 15. An attractive force that exists between all objects that have mass