Forces and Motion

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Across
  1. 3. the difference between the initial, or starting, position and the final position
  2. 5. the force that pushes perpendicular to the object's surface
  3. 6. a simple model to understand what will happen to an object due to a force
  4. 9. the forces two objects apply to each other
  5. 13. a push or pull on an object
  6. 16. the process of changing position
  7. 17. a force that one object applies to another object without touching it
  8. 18. contact force that resists the sliding motion of two surfaces that are touching
  9. 19. a region of space that has a physical quantity (such as a force) at every point
  10. 20. a attractive force that exists between all objects that have mass
  11. 21. a measure of the distance an object travels in a given amount of time
Down
  1. 1. a measure of the change in velocity during a period of time
  2. 2. the gravitational force exerted on an object
  3. 4. the starting point you choose to describe the location, or position, of an object
  4. 7. when colliding objects bounce off each other
  5. 8. an object's distance and direction from a reference point
  6. 10. a push or pull on one object by another object that is touching it
  7. 11. measurement of the size, importance, or intensity of something
  8. 12. a quantity that has both magnitude and direction
  9. 14. the speed and direction of a moving object
  10. 15. the combination of all the forces acting on an object