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1. |
Write 45,870,320 in scientific notation. |
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A. |
4.587032 × 107 |
B. |
45.87032 × 106 |
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C. |
45.87032 × 107 |
D. |
4.587032 × 108 |
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Hint |
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2. |
Write 1,360,000,000,000 in scientific notation. |
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A. |
13.6 × 1012 |
B. |
1.36 × 1013 |
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C. |
1.36 × 1012 |
D. |
0.136 × 1013 |
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Hint |
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3. |
Which symbol makes the following statement true?
568 ______ 5.1 × 102 |
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A. |
< |
B. |
> |
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C. |
 |
D. |
= |
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Hint |
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4. |
Write 6.2 × 105 in standard form. |
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A. |
62,000 |
B. |
62,000,000 |
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C. |
6,200,000 |
D. |
620,000 |
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Hint |
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5. |
The Mojave Desert in southern California is 15,000 square miles. The Sahara Desert in northern Africa is about 233 times larger than the Mojave Desert. How big is the Sahara Desert? |
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A. |
3.5 × 106 sq mi |
B. |
3.5 × 104 sq mi |
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C. |
3.5 × 105 sq mi |
D. |
3.5 × 103 sq mi |
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Hint |
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