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Metric Prefix Flashcards: All 24 SI Names, Symbols & Powers of Ten

Learn all 24 current SI prefixes with 72 flashcards for name, case-sensitive symbol, and power-of-ten recall.

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These metric prefix flashcards cover all 24 SI prefixes currently recognized by NIST, from quetta at 10^30 to quecto at 10^-30. The 72 cards practice exactly three mappings for every prefix: name to case-sensitive symbol and power of ten; symbol to name and power of ten; and power of ten to name and case-sensitive symbol.

Case matters. M is mega while m is milli, and P/p, Z/z, Y/y, R/r, and Q/q also represent different prefixes. Each front labels the cue and requested mapping, so a bare symbol or exponent stays unambiguous on mixed-review and standalone surfaces. Each back starts with the answer.

The deterministic sequence begins with familiar metric prefixes, expands toward the extremes, and interleaves all three recall directions. Variants of the same prefix stay far apart, with at least three unrelated cards between them. Confusing uppercase and lowercase symbols are separated too.

This is a focused metric prefix quiz, not a full SI course. It excludes conversions, full decimal expansions, SI base and derived units, unit examples, pronunciation and spelling drills, IEC or binary prefixes, historical prefixes, and 10^0, which has no prefix. There are no card images.

The NIST Metric (SI) Prefixes page supplies the factual ledger. The prompts, answers, selection structure, metadata, sequence, and generated cover were independently authored; no NIST prose, examples, layout, or media were copied. Facts aren't claimed as proprietary. The original wording, organization, metadata, and cover are dedicated under CC0 1.0 to the extent applicable rights exist.

Independent study deck. Not affiliated with or endorsed by NIST.

Tarjetas de este mazo

  1. Tarjeta 1

    Pregunta

    SI prefix name: kilo → case-sensitive symbol + power of ten

    Respuesta

    k

    10310^{3}

  2. Tarjeta 2

    Pregunta

    SI prefix symbol (case-sensitive): M → name + power of ten

    Respuesta

    mega

    10610^{6}

  3. Tarjeta 3

    Pregunta

    SI prefix power:

    10−210^{-2}

    → name + case-sensitive symbol

    Respuesta

    centi

    c

  4. Tarjeta 4

    Pregunta

    SI prefix name: nano → case-sensitive symbol + power of ten

    Respuesta

    n

    10−910^{-9}

  5. Tarjeta 5

    Pregunta

    SI prefix symbol (case-sensitive): h → name + power of ten

    Respuesta

    hecto

    10210^{2}

  6. Tarjeta 6

    Pregunta

    SI prefix power:

    10−610^{-6}

    → name + case-sensitive symbol

    Respuesta

    micro

    μ

  7. Tarjeta 7

    Pregunta

    SI prefix name: peta → case-sensitive symbol + power of ten

    Respuesta

    P

    101510^{15}

  8. Tarjeta 8

    Pregunta

    SI prefix symbol (case-sensitive): d → name + power of ten

    Respuesta

    deci

    10−110^{-1}

  9. Tarjeta 9

    Pregunta

    SI prefix power:

    10−310^{-3}

    → name + case-sensitive symbol

    Respuesta

    milli

    m

  10. Tarjeta 10

    Pregunta

    SI prefix name: tera → case-sensitive symbol + power of ten

    Respuesta

    T

    101210^{12}

  11. Tarjeta 11

    Pregunta

    SI prefix symbol (case-sensitive): p → name + power of ten

    Respuesta

    pico

    10−1210^{-12}

  12. Tarjeta 12

    Pregunta

    SI prefix power:

    10110^{1}

    → name + case-sensitive symbol

    Respuesta

    deka

    da

  13. Tarjeta 13

    Pregunta

    SI prefix name: giga → case-sensitive symbol + power of ten

    Respuesta

    G

    10910^{9}

  14. Tarjeta 14

    Pregunta

    SI prefix symbol (case-sensitive): f → name + power of ten

    Respuesta

    femto

    10−1510^{-15}

  15. Tarjeta 15

    Pregunta

    SI prefix power:

    101810^{18}

    → name + case-sensitive symbol

    Respuesta

    exa

    E

  16. Tarjeta 16

    Pregunta

    SI prefix name: atto → case-sensitive symbol + power of ten

    Respuesta

    a

    10−1810^{-18}

  17. Tarjeta 17

    Pregunta

    SI prefix symbol (case-sensitive): Z → name + power of ten

    Respuesta

    zetta

    102110^{21}

  18. Tarjeta 18

    Pregunta

    SI prefix power:

    10−2410^{-24}

    → name + case-sensitive symbol

    Respuesta

    yocto

    y

  19. Tarjeta 19

    Pregunta

    SI prefix name: ronna → case-sensitive symbol + power of ten

    Respuesta

    R

    102710^{27}

  20. Tarjeta 20

    Pregunta

    SI prefix symbol (case-sensitive): q → name + power of ten

    Respuesta

    quecto

    10−3010^{-30}

  21. Tarjeta 21

    Pregunta

    SI prefix power:

    10−2110^{-21}

    → name + case-sensitive symbol

    Respuesta

    zepto

    z

  22. Tarjeta 22

    Pregunta

    SI prefix name: yotta → case-sensitive symbol + power of ten

    Respuesta

    Y

    102410^{24}

  23. Tarjeta 23

    Pregunta

    SI prefix symbol (case-sensitive): r → name + power of ten

    Respuesta

    ronto

    10−2710^{-27}

  24. Tarjeta 24

    Pregunta

    SI prefix power:

    103010^{30}

    → name + case-sensitive symbol

    Respuesta

    quetta

    Q

  25. Tarjeta 25

    Pregunta

    SI prefix name: milli → case-sensitive symbol + power of ten

    Respuesta

    m

    10−310^{-3}

  26. Tarjeta 26

    Pregunta

    SI prefix symbol (case-sensitive): k → name + power of ten

    Respuesta

    kilo

    10310^{3}

  27. Tarjeta 27

    Pregunta

    SI prefix power:

    10210^{2}

    → name + case-sensitive symbol

    Respuesta

    hecto

    h

  28. Tarjeta 28

    Pregunta

    SI prefix name: micro → case-sensitive symbol + power of ten

    Respuesta

    μ

    10−610^{-6}

  29. Tarjeta 29

    Pregunta

    SI prefix symbol (case-sensitive): G → name + power of ten

    Respuesta

    giga

    10910^{9}

  30. Tarjeta 30

    Pregunta

    SI prefix power:

    10−110^{-1}

    → name + case-sensitive symbol

    Respuesta

    deci

    d

  31. Tarjeta 31

    Pregunta

    SI prefix name: centi → case-sensitive symbol + power of ten

    Respuesta

    c

    10−210^{-2}

  32. Tarjeta 32

    Pregunta

    SI prefix symbol (case-sensitive): T → name + power of ten

    Respuesta

    tera

    101210^{12}

  33. Tarjeta 33

    Pregunta

    SI prefix power:

    10610^{6}

    → name + case-sensitive symbol

    Respuesta

    mega

    M

  34. Tarjeta 34

    Pregunta

    SI prefix name: deka → case-sensitive symbol + power of ten

    Respuesta

    da

    10110^{1}

  35. Tarjeta 35

    Pregunta

    SI prefix symbol (case-sensitive): n → name + power of ten

    Respuesta

    nano

    10−910^{-9}

  36. Tarjeta 36

    Pregunta

    SI prefix power:

    10−1210^{-12}

    → name + case-sensitive symbol

    Respuesta

    pico

    p

  37. Tarjeta 37

    Pregunta

    SI prefix name: exa → case-sensitive symbol + power of ten

    Respuesta

    E

    101810^{18}

  38. Tarjeta 38

    Pregunta

    SI prefix symbol (case-sensitive): a → name + power of ten

    Respuesta

    atto

    10−1810^{-18}

  39. Tarjeta 39

    Pregunta

    SI prefix power:

    10−2710^{-27}

    → name + case-sensitive symbol

    Respuesta

    ronto

    r

  40. Tarjeta 40

    Pregunta

    SI prefix name: yocto → case-sensitive symbol + power of ten

    Respuesta

    y

    10−2410^{-24}

  41. Tarjeta 41

    Pregunta

    SI prefix symbol (case-sensitive): P → name + power of ten

    Respuesta

    peta

    101510^{15}

  42. Tarjeta 42

    Pregunta

    SI prefix power:

    102110^{21}

    → name + case-sensitive symbol

    Respuesta

    zetta

    Z

  43. Tarjeta 43

    Pregunta

    SI prefix name: quetta → case-sensitive symbol + power of ten

    Respuesta

    Q

    103010^{30}

  44. Tarjeta 44

    Pregunta

    SI prefix symbol (case-sensitive): R → name + power of ten

    Respuesta

    ronna

    102710^{27}

  45. Tarjeta 45

    Pregunta

    SI prefix power:

    10−1510^{-15}

    → name + case-sensitive symbol

    Respuesta

    femto

    f

  46. Tarjeta 46

    Pregunta

    SI prefix name: zepto → case-sensitive symbol + power of ten

    Respuesta

    z

    10−2110^{-21}

  47. Tarjeta 47

    Pregunta

    SI prefix symbol (case-sensitive): Y → name + power of ten

    Respuesta

    yotta

    102410^{24}

  48. Tarjeta 48

    Pregunta

    SI prefix power:

    10−3010^{-30}

    → name + case-sensitive symbol

    Respuesta

    quecto

    q

  49. Tarjeta 49

    Pregunta

    SI prefix name: mega → case-sensitive symbol + power of ten

    Respuesta

    M

    10610^{6}

  50. Tarjeta 50

    Pregunta

    SI prefix symbol (case-sensitive): c → name + power of ten

    Respuesta

    centi

    10−210^{-2}

  51. Tarjeta 51

    Pregunta

    SI prefix power:

    10310^{3}

    → name + case-sensitive symbol

    Respuesta

    kilo

    k

  52. Tarjeta 52

    Pregunta

    SI prefix name: hecto → case-sensitive symbol + power of ten

    Respuesta

    h

    10210^{2}

  53. Tarjeta 53

    Pregunta

    SI prefix symbol (case-sensitive): μ → name + power of ten

    Respuesta

    micro

    10−610^{-6}

  54. Tarjeta 54

    Pregunta

    SI prefix power:

    10−910^{-9}

    → name + case-sensitive symbol

    Respuesta

    nano

    n

  55. Tarjeta 55

    Pregunta

    SI prefix name: deci → case-sensitive symbol + power of ten

    Respuesta

    d

    10−110^{-1}

  56. Tarjeta 56

    Pregunta

    SI prefix symbol (case-sensitive): m → name + power of ten

    Respuesta

    milli

    10−310^{-3}

  57. Tarjeta 57

    Pregunta

    SI prefix power:

    10910^{9}

    → name + case-sensitive symbol

    Respuesta

    giga

    G

  58. Tarjeta 58

    Pregunta

    SI prefix name: pico → case-sensitive symbol + power of ten

    Respuesta

    p

    10−1210^{-12}

  59. Tarjeta 59

    Pregunta

    SI prefix symbol (case-sensitive): da → name + power of ten

    Respuesta

    deka

    10110^{1}

  60. Tarjeta 60

    Pregunta

    SI prefix power:

    101210^{12}

    → name + case-sensitive symbol

    Respuesta

    tera

    T

  61. Tarjeta 61

    Pregunta

    SI prefix name: quecto → case-sensitive symbol + power of ten

    Respuesta

    q

    10−3010^{-30}

  62. Tarjeta 62

    Pregunta

    SI prefix symbol (case-sensitive): E → name + power of ten

    Respuesta

    exa

    101810^{18}

  63. Tarjeta 63

    Pregunta

    SI prefix power:

    10−1810^{-18}

    → name + case-sensitive symbol

    Respuesta

    atto

    a

  64. Tarjeta 64

    Pregunta

    SI prefix name: zetta → case-sensitive symbol + power of ten

    Respuesta

    Z

    102110^{21}

  65. Tarjeta 65

    Pregunta

    SI prefix symbol (case-sensitive): y → name + power of ten

    Respuesta

    yocto

    10−2410^{-24}

  66. Tarjeta 66

    Pregunta

    SI prefix power:

    101510^{15}

    → name + case-sensitive symbol

    Respuesta

    peta

    P

  67. Tarjeta 67

    Pregunta

    SI prefix name: ronto → case-sensitive symbol + power of ten

    Respuesta

    r

    10−2710^{-27}

  68. Tarjeta 68

    Pregunta

    SI prefix symbol (case-sensitive): Q → name + power of ten

    Respuesta

    quetta

    103010^{30}

  69. Tarjeta 69

    Pregunta

    SI prefix power:

    102410^{24}

    → name + case-sensitive symbol

    Respuesta

    yotta

    Y

  70. Tarjeta 70

    Pregunta

    SI prefix name: femto → case-sensitive symbol + power of ten

    Respuesta

    f

    10−1510^{-15}

  71. Tarjeta 71

    Pregunta

    SI prefix symbol (case-sensitive): z → name + power of ten

    Respuesta

    zepto

    10−2110^{-21}

  72. Tarjeta 72

    Pregunta

    SI prefix power:

    102710^{27}

    → name + case-sensitive symbol

    Respuesta

    ronna

    R

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Metric Prefix Flashcards: All 24 SI Names, Symbols & Powers of Ten

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