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1. |
Write the number 4.5 × 10-6 in standard form. |
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A. |
0.0045 |
B. |
0.045 |
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C. |
0.00045 |
D. |
0.0000045 |
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Hint |
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2. |
Express 3.157 ×10-4 in standard form. |
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A. |
0.0003157 |
B. |
0.003157 |
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C. |
31,570 |
D. |
0.00003157 |
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Hint |
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3. |
Express 0.0000000139 in scientific notation. |
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A. |
1.39 × 10-9 |
B. |
1.39 × 108 |
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C. |
1.39 × 10-8 |
D. |
1.39 × 10-7 |
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Hint |
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4. |
Write 0.0000055 in scientific notation. |
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A. |
55 × 107 |
B. |
55 × 10-7 |
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C. |
5.5 × 10-6 |
D. |
5.5 × 106 |
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Hint |
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5. |
The amount of corn produced by the major corn-producing countries is given in the table. Order the countries according to the amount of corn produced from greatest to least. |
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A. |
Brazil, Mexico, France, United States, China |
B. |
Brazil, United States, Mexico, France, China |
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C. |
France, Mexico, Brazil, China, United States |
D. |
United States, China, Brazil, Mexico, France |
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Hint |
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