12.1-12.2 Vocab

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Across
  1. 1. force that opposes the direction of motion of an object as it slides over a surface
  2. 4. fluid friction acting an object moving through the air
  3. 8. the overall force acting on an object after all the forces are combined
  4. 9. a force that acts between any two masses
  5. 10. friction force that acts on objects that are not moving
  6. 11. the constant velocity of a falling object the force of air resistance equals the force of gravity
  7. 12. the friction force that acts on rolling objects
  8. 15. the motion of a falling object after it is given an initial forward velocity
Down
  1. 2. the force that opposes the motion of an object through a fluid
  2. 3. a measure of the inertia of an object and depends on the amount of matter the object contains
  3. 5. the force that causes a 1-kilogram mass to accelerate at a rate of 1 meter per second each second
  4. 6. a force that opposes the motion of objects that touch as they move past each other
  5. 7. a push or a pull that acts on an object
  6. 13. the tendency of an object to resist a change in its motion
  7. 14. the force of gravity acting on an object