NAME

Question types


Start with


Question limit

of 49 available terms

Print test

49 True/False questions

  1. what causes a rotating system to wobblewhen the center of gravity of an object is below the area of support

          

  2. leveragebuoyancy that causes an object to remain suspending in the medium that they displace

          

  3. equilibriumhumans with highest cgs

          

  4. wobblingmotion that results when CG is not located at the axis or rotation

          

  5. stablean object that raises its cg with any displacement

          

  6. neutralbuoyancy that causes an object to remain suspending in the medium that they displace

          

  7. a cone resting on its flat base is in what type of equilibriumchildren

          

  8. balancedwhen cw and ccw torques are equal and no rotation occurs

          

  9. what happens when the cg of a system is not above its support baseit moves down

          

  10. what can a torque causerotation

          

  11. list three ways in which a person can increase the torque that they apply to a systemwomen

          

  12. what happens when an axis of rotation is not located at the CGtoppling

          

  13. torquean object that raises its cg with any displacement

          

  14. unstablean object that raises its cg with any displacement

          

  15. how does a physicist express the term righty tightywomen

          

  16. distancean object that raises its cg with any displacement

          

  17. topplingmotion that results when CG is not located at the axis or rotation

          

  18. negativebuoyancy that causes an object to sink through a medium

          

  19. plumb bobhumans with he lowest CGs

          

  20. what is the lever arm of a screwdriverputting a wrench on the lever arm.

          

  21. how is torque calculatedrotation

          

  22. which term describes the distance between the axis and applied force that causes rotationlever arm

          

  23. which child must sit closer to the fulcrum of a teeter totter in order to balance torques@CG

          

  24. how can force be maximizedt=Fd

          

  25. what happens to the CG of a glass of water when a ping pong ball is pushed below its surfaceit rises

          

  26. what happens to the CG of a system in unstable equilibrium as it topplesit moves down

          

  27. what type of person has the greatest stabilitywomen

          

  28. neutralan object that neither raises nor lowers its CG with any displacement

          

  29. when does a system topplerotation

          

  30. if tcw=fd an tccw=fd, then...rotation

          

  31. when a high jumper clears the bar, where does her CG goits radius

          

  32. childrenhumans with highest cgs

          

  33. which factor makes a building stable
    a) wide support base
    b) low CG
    c) both
    d)none
    c) both of these

          

  34. which type of person has moderate stabilitychildren

          

  35. how can you increase the lever arm of a screwdriverits radius

          

  36. what does a wobbling star indicate to astronomers
    a) planets
    b) cg away from axis
    c) both of these
    d) none of these
    wobbling

          

  37. where must the fulcrum of an empty meter stick lever be located in order to balance torques@CG

          

  38. what happens when torques balance
    a) tcw=tccw
    b) sigma t = 0N
    c) no rotation
    d) all of these
    e) none of these
    toppling

          

  39. which type of people have the lowest stability and the highest CGchildren

          

  40. torquehumans with he lowest CGs

          

  41. womenacronym for clockwise

          

  42. which end of the baseball bat has the greater mass when it balances horizontally on its fulcrumthe short barrel

          

  43. ccwacronym for counter clockwise

          

  44. which type of person has the least stabilitychildren

          

  45. cwacronym for center of gravity. the point where weight is measured from

          

  46. what portion of a baseball bat follows a smooth parabolic flight path when thrown through airthe bat's CG

          

  47. positivebuoyancy that causes an object to sink through a medium

          

  48. what proportionality exists between the force and distance that yields a given torqueit moves down

          

  49. CGacronym for clockwise