Physics Crossword

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Across
  1. 3. inertia in motion
  2. 6. the state of a body which no net force acts
  3. 8. any quantity in physics that does not change
  4. 11. the rate that velocity changes
  5. 13. SI unit of power
  6. 14. change in momentum
  7. 16. motion of an obj. turning around an axis outside
  8. 18. when two values change in opposite directions
  9. 19. the product of force on an obj. and the distance it moved
Down
  1. 1. the spinning motion when an obj. rotates about an axis inside the obj.
  2. 2. kilometer
  3. 3. a device for changing the direction of a force
  4. 4. a body's resistance to its state of motion
  5. 5. any obj. that is only affected by gravity and moves through air and space
  6. 7. colliding objects generate heat and.or become distorted
  7. 9. a mutual action between objects
  8. 10. objects collide without external force
  9. 12. the percentage of the work input that is converted to work output
  10. 15. anything that flows
  11. 17. the force that resists relative motion