Crossword

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Across
  1. 2. Friction - a friction force that opposes the motion of an object as it slides over a surface
  2. 4. - the product of an object’s mass and its velocity
  3. 5. - a push or a pull that acts on an object
  4. 7. Resistance - fluid friction acting on an object moving through the air
  5. 10. Friction - a friction force that opposes the motion of an object through a fluid
  6. 11. - the force of gravity acting on an object
  7. 13. - the constant velocity of a falling object when the force of air resistance equals the force of gravity
  8. 17. - the SI unit for force
Down
  1. 1. Friction - a frictional force that acts on rolling objects, caused by the change in shape at the point of rolling contact
  2. 3. - the curved path of an object in free fall after it is given an initial forward velocity
  3. 6. - a force that opposes the motion of objects that touch as they move past each other
  4. 8. - the tendency of an object to resist a change in its motion
  5. 9. Friction - a friction force that acts on objects that are not moving
  6. 12. - the attraction between any two objects because of their masses
  7. 14. - the amount of matter in an object; a measure of the inertia of an object, which depends on the amount of matter the object contains
  8. 15. Force - the overall force acting on an object after all the forces are combined
  9. 16. of Conservation of Momentum - law stating that the total momentum of a system does not change if no net force acts on the system