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.

1 x 10^5

1 x 10^6

100

1 x 10^7

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.

Explanation

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.

2. What is the answer to 5 x 10^5? note- the exponent is represented by __^5. Here the exponent is 5

600,000

500,000

5 x 10^5

50,000

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.

Explanation

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.

3. What's the answer to 8.765 x 10^11? note- the exponent is represented by __^11. Here the exponent is 11

8765000000000

87650

8.765

8765000000000000

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.

Explanation

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.

4. Solve this: 13.04m10^9=

130400000

1304000000

13040000000

None of the above

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.

Explanation

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.

5. Convert 13040000 to its scientific notation:

1.304×10^7

1.304×10^0.7

1.304×10^6

None of the above

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.

Explanation

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.

6. What is the scientific notation of 123,330? note- the exponent is represented by __^4. Here the exponent is four.

1.233 x 10^5

1233 x 10^5

1.233 x 10^8

1.233 x 10^6

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.

Explanation

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.

7. What's the scientific notation of 10^2 x 1.2? note- the exponent is represented by __^2. Here the exponent is 2

12.0

120

1.2

1200

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.

Explanation

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.

8. Convert 96470000 to its scientific e-notation:

9.647 × 107

9.647 × 108

9.647e7

96.47 × e106

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.

Explanation

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.