Motion CW 2

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Across
  1. 2. starting point you choose to describe the location, or position, of an object
  2. 3. a diagram used to show the relative magnitude and direction of all forces acting upon an object in a given direction
  3. 6. friction that occurs as an object moves through a fluid
  4. 8. a force caused by air, acting in the opposite direction of a moving object
  5. 9. the product of an object’s mass and velocity
  6. 12. the force that the ground (or any surface) pushes back up with.
  7. 15. friction that occurs when an object rolls over a surface
  8. 17. the amount of matter in an object
  9. 21. object’s distance and direction from a reference point
  10. 22. combined forces form a net force of zero
  11. 24. speed and direction of a moving object
  12. 28. the tendency of an object to resist a change in motion
  13. 30. the constant speed that a freely falling object reaches when the resistance of the medium through which it is falling prevents further acceleration
  14. 31. for every action there is an equal and opposite reaction
  15. 32. distance or length measured in one direction
  16. 33. a unit of measurement that equals the force required to accelerate 1 kilogram of mass at 1 meter per second per second
  17. 34. the force that resists motion in a fluid
  18. 35. distance divided by time
  19. 37. a force that is applied to an object by a person or another object
  20. 38. distance an object travels per unit of time
  21. 39. the rate at which velocity changes
  22. 43. given direction from a starting point to describe an object’s position
  23. 45. speed at a specific instant in time
  24. 46. states that the force of gravity acts between all objects in the universe that have mass
  25. 47. an arrow used to show a force’s magnitude and direction.
Down
  1. 1. combined forces that form a net force that is not zero
  2. 4. the rule that in the absence of outside forces the total momentum of objects that interact does not change
  3. 5. the force that two surfaces exert on each other when they rub against each other
  4. 6. forces that two objects apply to each other
  5. 7. any motion in which an object is moving along a curved path
  6. 10. the SI unit of mass
  7. 11. combination of all the forces acting on an object
  8. 13. friction that acts between objects that are not moving
  9. 14. difference between initial position and final position of an object
  10. 16. a push or pull exerted on an object
  11. 18. friction that occurs when one solid surface slides over another
  12. 19. the motion of an object does not change if the net force on an object is zero
  13. 20. the attractive force between objects; the force that moves objects downhill
  14. 23. a force that causes an object to move in a circle
  15. 25. process of changing position
  16. 26. an English physicist and mathematician famous for his laws of physics
  17. 27. states that an object’s acceleration depends on its mass and on the net force acting on it
  18. 29. a measure of the force of gravity on an object
  19. 32. one of the two factors that affect the gravitational attraction between objects
  20. 36. a push or pull on an object by another object that is touching it
  21. 40. the motion of a falling object when the only force acting on it is gravity
  22. 41. to indicate or identify
  23. 42. rate of change of position in which the same distance is traveled each second
  24. 44. compared to