Scientific Notation and Metric Prefixes

What is the scientific notation for giga-?

• 1 x 10⁹

• 1 x 10⁶

• 1 x 10³

• 1 x 10¹²

What is the scientific notation for mega-?

• 1 x 10⁹

• 1 x 10⁶

• 1 x 10³

• 1 x 10¹²

What is the scientific notation for kilo-?

• 1 x 10⁹

• 1 x 10⁶

• 1 x 10³

• 1 x 10¹²

What is the scientific notation for milli-?

• 1 x 10³

• 1 x 10^-3

• 1 x 10^-2

• 1 x 10²

What is the scientific notation for nano

• 1 x 10^-2

• 1 x 10^-6

• 1 x 10³

• 1 x 10^-9

What is the scientific notation for micro-?

• 1 x 10^-12

• 1 x 10-3

• 1 x 10^-6

• 1 x 10^-9

The mass of the moon is 73 000 000 000 000 000 000 000 kg. What is this written as scientific notation?

• 7.3 x 10²¹ kg

• 7.3 x 10²² kg

• 0.73 x 10²³ kg

• 73 x 10²¹ kg

The rest mass of an electron is

0.000 000 000 000 000 000 000 000 000 000 910 938 kg

What is this written as Scientific Notation?

• 0.910938 x 10^{-32 kg}

• 91.0938 x 10^{-34 kg}

• 9.10938 x 10^-30 kg

• 9.10938 x 10^-31 kg

The speed of light in a vacuum is

299 792 458m/s

What is this written as Scientific Notation?

• 0.299 792 458 x 10^-9 m/s

• 29.979 245 8 x 10⁷ m/s

• 2.997 924 58 x 10⁸ m/s

• 2.99 924 58 x 10⁹ m/s

The diameter of the Moon is 3.475 x 10^6 m. What is diameter of the moon written as an ordinary number?

• 3 475 km

• 3 475 000 km

• 34 750 000

• 3 475 000 000