Do You Know Orders Of Magnitude?

10 Questions | Total Attempts: 325

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Do You Know Orders Of Magnitude? - Quiz

Do you know orders of magnitude? An order of magnitude is an approximate measure of the size of a number, equal to the logarithm (base 10) rounded to a whole number.


Questions and Answers
  • 1. 
    Generally, the order of magnitude of a number is the smallest power of ... required to represent that number.
    • A. 

      10

    • B. 

      20

    • C. 

      5

    • D. 

      30

  • 2. 
    If values differ by two orders of magnitude, they differ by a factor of about ....
    • A. 

      50

    • B. 

      10

    • C. 

      1000

    • D. 

      100

  • 3. 
    The larger value is less than ..... the smaller value.
    • A. 

      Five times

    • B. 

      Ten times

    • C. 

      Nine times

    • D. 

      Eight times

  • 4. 
    Mathematics is studied in ...
    • A. 

      School

    • B. 

      Restaurant

    • C. 

      Church

    • D. 

      Mosque

  • 5. 
     Order-of-magnitude differences are called ...... when measured on a logarithm scale.
    • A. 

      Weeks

    • B. 

      Decades

    • C. 

      Centuries

    • D. 

      Milleniums

  • 6. 
    An order-of-magnitude difference between two values is a factor of ...
    • A. 

      10

    • B. 

      20

    • C. 

      30

    • D. 

      40

  • 7. 
    The ancient Greeks ranked the nighttime brightness of celestial bodies by how many levels?
    • A. 

      2 levels

    • B. 

      3 levels

    • C. 

      6 levels

    • D. 

      4 levels

  • 8. 
    An order-of-magnitude estimate of a variable, whose precise value is unknown, is an estimate rounded to the nearest power of ....
    • A. 

      Five

    • B. 

      Ten

    • C. 

      Hundred

    • D. 

      One

  • 9. 
    Who is not a scientist among them?
    • A. 

      Isaac Newton

    • B. 

      Albert Einstein

    • C. 

      Bill Nye

    • D. 

      Will Smith

  • 10. 
    Mathematics is usually taught in ....
    • A. 

      School

    • B. 

      Home

    • C. 

      Museum

    • D. 

      Factory

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