Laws of Motion

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Across
  1. 4. type of friction that opposes the motion of surfaces sliding past each other
  2. 8. air resistance equals the force of
  3. 12. the net force on an object is zero, then
  4. 13. the constant velocity reached
  5. 15. the force you apply
  6. 17. a push or a pull on one object by another that is touching it
  7. 20. the amount of matter in an object
  8. 21. mass is measured in this
  9. 25. push or pull on an object
  10. 27. gravitational force does this if the mass of at least one of the objects increases
  11. 28. on an object
  12. 29. the friction between a surface & any
  13. 30. motion of the object does not change
  14. 31. an attractive force that exists between
  15. 33. forces acting on an object that combine & form a net force that is not zero
  16. 36. Newton’s ____ Law of Motion states that
  17. 38. of an object is equal to the new force action on the object divided by the object’s mass
  18. 42. force the combination of all the forces
  19. 43. a force that acts perpendicular to the
  20. 44. a force that one object can apply to object without touching it
  21. 46. sliding past each other
  22. 48. forces acting on an object that combine & form a net force of zero
Down
  1. 1. in
  2. 2. of motion, toward the center of the curve
  3. 3. object exerts a force on a second object, the second object exerts an equal force in the opposite direction on the first object
  4. 4. Newton's ______ law states that the
  5. 5. a force that resists the motion of two
  6. 6. the tendency of an object to resist a
  7. 7. colliding objects bounce off of each
  8. 9. forces two object apply to each other
  9. 10. speed in a certain direction
  10. 11. object
  11. 12. objects collide & stick together
  12. 14. Newton's ________ law states that when
  13. 16. when an object applies a force on another object, the second object applies a force
  14. 18. that are touching
  15. 19. A measure of how hard it is to stop a
  16. 22. acting on a falling object
  17. 23. the change in velocity of an object over time
  18. 24. the gravitational force exerted on an object
  19. 26. the force applied by the object
  20. 32. objects that have mass
  21. 34. gravitational force between objects does this as the objects move apart
  22. 35. the SI unit for force & what weight is
  23. 37. material that flows
  24. 38. a curved path
  25. 39. the same strength on the first object
  26. 40. the total momentum of a group of objects stays the______ unless outside forces act on the objects
  27. 41. type of friction that prevents surfaces
  28. 45. any motion in which an object is moving
  29. 47. in its motion