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Imperial system

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Imperial system

  1. 1. Overview of the Imperial Measurement System
  2. 2. Overview of the Imperial Measurement System
  3. 3. Overview of the Imperial Measurement System
  4. 4. Overview of the Imperial Measurement System
  5. 5. In the beginning…
  6. 6. …things were measured in body parts
  7. 7. One of theoldestknown unitsis a…
  8. 8. CUBIT
  9. 9. CUBIT
  10. 10. CUBIT length of anarm from the tip of thefingers to the elbow
  11. 11. Some more…
  12. 12. one nail
  13. 13. one nail
  14. 14. one nailone digit
  15. 15. one nailone digit
  16. 16. one nailone digitone span
  17. 17. one nailone digitone span
  18. 18. one nailone digitone spanone palm
  19. 19. one shaftment
  20. 20. one fathom
  21. 21. one yard
  22. 22. Yard = adistance fromking’s nose tothe end of his outstretched thumb
  23. 23. Thanks toHenry I of England
  24. 24. Thanks toHenry I of England
  25. 25. One Perch or Rod is…1
  26. 26. One Perch or Rod is…1 2
  27. 27. One Perch or Rod is…1 2 3 4
  28. 28. One Perch or Rod is… 1 2 3 45 6 7 8
  29. 29. One Perch or Rod is… 1 2 3 4 9 10 11 125 6 7 8
  30. 30. One Perch or Rod is… 1 2 3 4 9 10 11 125 6 7 8 13 14 15 16
  31. 31. One Perch or Rod is… 1 2 3 4 9 10 11 125 6 7 8 13 14 15 16
  32. 32. One Perch or Rod is… 1 2 3 4 9 10 11 125 6 7 8 13 14 15
  33. 33. One Perch or Rod is…total length of the leftfeet of the first 16men to leave church onSunday morning
  34. 34. One Perch or Rod is…total length of the leftfeet of the first 16men to leave church onSunday morning
  35. 35. An Inch
  36. 36. An Inch
  37. 37. An Inch
  38. 38. An Inch
  39. 39. An Inch Length of 3 grains of barley
  40. 40. An Inch
  41. 41. MORE…
  42. 42. MORE… es m ake a foot3 inch
  43. 43. MORE… es m ake a foot3 inch 3 feet make an ulna
  44. 44. MORE… es m ake a foot 3 inch 3 feet make an ulna5½ ulna m ake a perch
  45. 45. MORE… es m ake a foot 3 inch 3 feet make an ulna5½ ulna m ake a perch or a rod
  46. 46. MORE… es m ake a foot 3 inch 3 feet make an ulna5½ ulna m ake a perch an area o or a rod f 40 perchby 4 perc es h e s is a n acre
  47. 47. But wait, there is still MORE…
  48. 48. One POUND is a One pound weight of a bag (7,200 grains) of barley
  49. 49. Note: a POUNDIs a unit of FORCEnot mass
  50. 50. A STONE
  51. 51. One Stone isMass of 14 bags of barley(7,200 grains per bag)
  52. 52. BUT WAIT….
  53. 53. BUT WAIT….There are alsoTroy Pounds
  54. 54. A Troy Pound is aweight of 5,760 grains of barley
  55. 55. Some More Imperial Conversions
  56. 56. Units of Mass
  57. 57. Units of Mass1 stone =
  58. 58. Units of Mass 9800 grain1 stone =
  59. 59. Units of Mass 9800 grain1 stone = 1.75 cloves
  60. 60. Units of Mass 9800 grain1 stone = 1.75 cloves 4083 pennyweights
  61. 61. There are
  62. 62. There are s cru ple in si na2 0gra
  63. 63. There are s cru ple in si na 2 0gra288 grains in a shilling
  64. 64. Units of Volume
  65. 65. Units of Volume1 pony 2 mouthful
  66. 66. Units of Volume1 pony 2 mouthful 1 jack 4 mouthful
  67. 67. Units of Volume1 pony 2 mouthful 1 jack 4 mouthful 1 gill 8 mouthful
  68. 68. Units of Volume1 pony 2 mouthful 1 jack 4 mouthful 1 gill 8 mouthful 1 cup 16 mouthful
  69. 69. Units of Volume
  70. 70. Units of Volume1 pint 32 mouthful
  71. 71. Units of Volume 1 pint 32 mouthful1 quart 64 mouthful
  72. 72. Units of Volume 1 pint 32 mouthful 1 quart 64 mouthful1 gallon 256 mouthful
  73. 73. Units of Length
  74. 74. s e eds = 1 b a r l e y co r n4 poppy
  75. 75. s e eds = 1 b a r l e y co r n4 poppy 3 barleycorn = 1 inch
  76. 76. s e eds = 1 b a r l e y co r n4 poppy 3 barleycorn = 1 inch 3i nches = 1 palm
  77. 77. s e eds = 1 b a r l e y co r n4 poppy 3 barleycorn = 1 inch 3i nches = 1 palm 2 palms = 1 shaftm en t
  78. 78. s e eds = 1 b a r l e y co r n4 poppy 3 barleycorn = 1 inch 3i nches = 1 palm 2 palms = 1 shaftm en t 5 shaft ment = 1 pace
  79. 79. s e eds = 1 b a r l e y co r n4 poppy 3 barleycorn = 1 inch 3i nches = 1 palm 2 palms = 1 shaftm en t 5 shaft ment = 1 pace 8 paces = 1 rope
  80. 80. s e eds = 1 b a r l e y co r n4 poppy 3 barleycorn = 1 inch 3i nches = 1 palm 2 palms = 1 shaftm en t 5 shaft ment = 1 pace 8 paces = 1 rope 2 50 ropes = 1 mile
  81. 81. Ask me again why weshould use the metric system

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