Scientific Notation

The mass of a Chromebook is approximately 0.00185 metric ton. How is this number written in scientific notation?

• 185 × 10⁻⁵

• 1.85 × 10⁻³

• 18.5 × 10⁻⁴

• 0.185 × 10⁻²

The distance from Venus to Sun is 6,700,000 miles. How is this number expressed in scientific notation?

• 67 × 10⁻⁵

• 6.7 × 10⁶

• 0.67 × 10⁷

• 6.7 × 10⁻⁶

Mrs. Gilbert used a microscope to measure the diameter of her pet's hair. She found that the diameter of the hair was 0.000054 meter. How is this number written in scientific notation?

• 5.4 × 10⁻⁵

• 5.4 × 10⁶

• 5.4 × 10⁵

• 5.4 × 10⁻⁶

Which of the following represent numbers written in scientific notation? Check all that apply.

• 0.125 X 10⁵

• 1.25 X 10⁵

• 125 X 10^-5

• 2.5 X 10^-5

Which of the following is 9.2 X 10⁷ written in standard form?

• 0.00000092

• 9.2000000

• 920,000,000

• 92,000,000