PHYSICS OF ROLLER COASTERS

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Across
  1. 5. force when travelling on a curve
  2. 8. amount of time for a motion to cycle
  3. 9. the ability to do work
  4. 10. tendency of an object to resist a change in motion
  5. 12. change in speed or direction
  6. 15. the speed of an object and its direction of travel
  7. 16. force resisting motion
  8. 17. the quantity of motion of an object
  9. 18. lack of feeling of external forces acting on an object
Down
  1. 1. when forces are uneven
  2. 2. energy of an object in motion
  3. 3. energy when an object is at rest
  4. 4. when forces exactly counteract on another
  5. 6. the force of gravity acting on an object
  6. 7. a push or pull on an object
  7. 11. amount of gravitational force acting on an object
  8. 13. Isaac Newton's principles regarding force and motion
  9. 14. distance divided by time
  10. 17. amount of matter in an object