Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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Evaluate the expression.
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1.
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2.
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3.
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a. | 1 | c. | 3 | b. | 0 | d. |  |
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4.
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5.
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a. |  | c. | 0 | b. |  | d. | 1 |
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6.
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Write the power with a base of 5 that is equal to  .
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Write your answer in standard form.
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7.
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There are  centimeters in one kilometer. How many centimeters are
there in 2.4 kilometers? a. | 0.000024 cm | c. | 2,400,000 cm | b. | 240,000 cm | d. | 24,000 cm |
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Write the number in standard form.
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8.
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9.
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a. | 0.0000001944 | c. | 0.000000243 | b. | 0.0000000243 | d. | 0.00000000243 |
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10.
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a. | 251,000 | c. | 2,510,000 | b. | 1,255,000 | d. | 25,100 |
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Write the number in scientific notation.
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11.
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0.0000000006424
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Multiply. Write your answer in scientific notation.
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12.
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13.
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14.
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Short Answer
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Use the table.
Unit of Mass | Mass | metric ton |  kg | gram | 
kg | milligram | 
kg | microgram | 
kg | | |
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1.
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What part of a gram is a microgram?
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Tell whether the number is written in scientific notation.
Explain.
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2.
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