1.   Write 120,000,000 in scientific notation.
    A. 1.2×108 B. 1.2×109
    C. 12×107 D. 0.12×109
    Hint

  2.   The speed of light in a vacuum is exactly 299,792,458 meters per second. Write this number in scientific notation with the factor rounded to the hundredths place.
    A. 3.00 × 109 B. 2.99 × 1010
    C. 3.00 × 108 D. 2.99 × 109
    Hint

  3.   Write 1,360,000,000,000 in scientific notation.
    A. 1.36 × 1012 B. 13.6 × 1012
    C. 0.136 × 1013 D. 1.36 × 1013
    Hint

  4.   Which symbol makes the following statement true?
1.55 × 104 ______ 15,000
    A. > B. =
    C. < D.
    Hint

  5.   Michigan’s population is almost 10,000,000 people. Texas’ population is twice that of Michigan. About how many people live in Texas?
    A. 2.0 × 106 B. 2.0 × 109
    C. 2.0 × 108 D. 2.0 × 107
    Hint



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