Unit Conversions

4.9x10⁵ g =____ kg

• 490

• 49

• 4.9x10³ kg

• 0.49

5,000 mg = ____ g

• 50

• 5

• 500

• 5x10⁶ g

150 mL = _______ L

• 1.5x10³ L

• 1.5x10⁵ L

• 1.5 L

• 0.15 L

42 L = ___mL

• 4,200

• 0.0042

• 4.20

• 42,000

762 dm³ = _____ m³.

Hint: 1m = 10 dm then 1 m³ = 1000 dm³

• 7.62 m³

• 0.762 m³

• 76.2 m³

• 762,000 m³

1753 grams = _____ kilograms

• 0.001753

• 1,753,000

• 17.53

• 1.753

The coldest stars are red and reach 2800°C. Convert that temperature to Kelvin.

• 3.073 K

• 2,527 K

• 3.073x10³ K

• 2.527x10^-3 K

Which of the following is the correct prefix for 10³?

• kilo-

• milli-

• deca-

• hecto-

Which of the following is the correct prefix for 10^-6?

• milli-

• nano-

• mega-

• micro-

Which of the following is the correct prefix for 10^-2?

• milli-

• centi-

• deca-

• hecto-