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1. |
MEDIUM
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The distance between the Sun and the Earth averages to 146,900,000 km. What is this value in scientific notation?
- 1469 \(\times10^{5}\)
- 1469\(\times10^{8}\)
- 1.469 \(\times10^{8}\)
- 1 \(\times10^{8}\)
- 1.469 \(\times10^{5}\)
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2. |
MEDIUM
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What is 1.8467\(\times10^{-5}\) equivalent to?
- 0.18467
- 0.0018467
- 0.000018467
- 184670
- 18467.5
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3. |
MEDIUM
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The number of atoms in the observable universe is estimated to be between 4\(\times10^{79}\) and \(10^{81}\). How many times greater is the second number than the first?
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4. |
MEDIUM
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\( 10^{1919} \times 50 = \)
- \(10^{1921}\)
- \(5 \times 10^{1921}\)
- \(2 \times 10^{1919}\)
- \(5 \times 10^{1920}\)
- \(2 \times 10^{1917}\)
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5. |
MEDIUM
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\(1.8 \times 10^{1919} \times 2 \times 10^{5984} = \)
- \(3.6 \times 10^{7903} \)
- \(3.8 \times 10^{7903} \)
- \(3.6 \times 10^{11483296} \)
- \(3.8 \times 10^{11483296} \)
- \(1.8 \times 10^{15806} \)
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