The Nature of Force

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Across
  1. 7. a fluid like friction that objects experience in free fall
  2. 8. the greatest velocity that can be obtained
  3. 9. the force of gravity on a person or object at the surface of a planet
  4. 10. a type of friction that occurs when objects roll over each other
  5. 11. occurs when there is a net force acting on an object
  6. 13. a type of friction that occurs when objects roll over a surface
Down
  1. 1. the SI unit that measures the strength of force
  2. 2. a push or a pull
  3. 3. a measure of the amount of matter in an object
  4. 4. an object that is thrown
  5. 5. a type of friction that acts on a nonmoving object
  6. 6. the force that two surfaces exert on each other
  7. 12. the overall force of an object
  8. 14. the force that pulls objects together