The Scientific Notation Practice Quiz- II
- 1.
What's the scientific notation of 10000000? note- the exponent is represented by __^4. Here the exponent is four.
- A.
1 x 10^5
- B.
1 x 10^6
- C.
100
- D.
1 x 10^7
Correct Answer
D. 1 x 10^7Explanation
The scientific notation of a number is a way to express it as a product of a decimal number between 1 and 10, and a power of 10. In this case, the number is 10000000, which can be expressed as 1 x 10^7. This means that the decimal number is 1, and the power of 10 is 7.Rate this question:
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- 2.
What is the scientific notation of 123,330? note- the exponent is represented by __^4. Here the exponent is four.
- A.
1.233 x 10^5
- B.
1233 x 10^5
- C.
1.233 x 10^8
- D.
1.233 x 10^6
Correct Answer
A. 1.233 x 10^5Explanation
The scientific notation of a number is a way to express it as a product of a number between 1 and 10 and a power of 10. In this case, the number 123,330 can be expressed as 1.233 x 10^5. The number 1.233 is between 1 and 10, and the exponent 5 indicates that we need to multiply it by 10 five times. Therefore, the correct answer is 1.233 x 10^5.Rate this question:
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- 3.
What is the answer to 5 x 10^5? note- the exponent is represented by __^5. Here the exponent is 5
- A.
600,000
- B.
500,000
- C.
5 x 10^5
- D.
50,000
Correct Answer
B. 500,000Explanation
The answer to 5 x 10^5 is 500,000. This is because when you multiply 5 by 10^5, you are essentially multiplying 5 by 10 raised to the power of 5. This means you are multiplying 5 by 10, five times. Each time you multiply by 10, you move the decimal point one place to the right. So, multiplying 5 by 10 five times gives you 500,000.Rate this question:
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- 4.
What's the scientific notation of 10^2 x 1.2? note- the exponent is represented by __^2. Here the exponent is 2
- A.
12.0
- B.
120
- C.
1.2
- D.
1200
Correct Answer
B. 120Explanation
The scientific notation of a number is a way to express it as a product of a decimal number between 1 and 10 and a power of 10. In this case, 10^2 x 1.2 can be written as 1.2 x 10^2, which is equal to 120.Rate this question:
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- 5.
What's the answer to 8.765 x 10^11? note- the exponent is represented by __^11. Here the exponent is 11
- A.
8765000000000
- B.
87650
- C.
8.765
- D.
8765000000000000
Correct Answer
A. 8765000000000Explanation
The answer to 8.765 x 10^11 is 8765000000000. This is because when you multiply 8.765 by 10 raised to the power of 11, you move the decimal point 11 places to the right, resulting in a large number.Rate this question:
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- 6.
Convert 13040000 to its scientific notation:
- A.
1.304×10^7
- B.
1.304×10^0.7
- C.
1.304×10^6
- D.
None of the above
Correct Answer
A. 1.304×10^7Explanation
The given number, 13,040,000, can be expressed in scientific notation as 1.304×10^7. In scientific notation, a number is written as the product of a decimal number between 1 and 10 and a power of 10. In this case, the decimal number is 1.304 and the power of 10 is 7. This notation allows for easier representation of very large or very small numbers.Rate this question:
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- 7.
Solve this: 13.04×10^9=
- A.
130400000
- B.
1304000000
- C.
13040000000
- D.
None of the above
Correct Answer
C. 13040000000Explanation
The given expression is 13.04 multiplied by 10 raised to the power of 9. To solve this, we need to move the decimal point 9 places to the right. This results in the number 13040000000, which is the same as the fourth option.Rate this question:
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- 8.
Convert 96470000 to its scientific e-notation:
- A.
9.647 × 107
- B.
9.647 × 108
- C.
9.647e7
- D.
96.47 × e106
Correct Answer
C. 9.647e7Explanation
The given answer, 9.647e7, is the scientific e-notation representation of the number 96470000. In scientific notation, a number is expressed as a product of a coefficient and a power of 10. In this case, the coefficient is 9.647 and the power of 10 is 7. This means that the decimal point is moved 7 places to the right, resulting in a value of 96470000.Rate this question:
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Oct 10, 2024Quiz Edited by
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Sep 20, 2010Quiz Created by
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