Unit Conversions & Prefixes

Convert 750 milligrams (mg) to grams (g).

• 0.75 grams (g)

• 7.5 grams (g)

• 75 grams (g)

• 7500 grams (g)

If the length is 3.6 meters, how many centimeters is that?

• 36 centimeters (cm)

• 360 centimeters (cm)

• 3.6 centimeters (cm)

• 0.36 centimeters (cm)

The prefix "mega-" (M) stands for:

• 10 ³

• 10 ⁶

• 10 ^{- 3}

• 10 ^{- 6}

How many centimeters (cm) are in a meter (m) ?

• 1 centimeter (cm)

• 10 centimeters (cm)

• 100 centimeters (cm)

• 1000 centimeters (cm)

If the mass is 1200 grams (g) , what is it in kilograms (kg) ?

• 1.2 kilograms (kg)

• 12 kilograms (kg)

• 120 kilograms (kg)

• 12000 kilograms (kg)

The prefix "centi-" (c) means:

• 10 ¹

• 10 ²

• 10 ^{- 1}

• 10 ^{- 2}

Which prefix is used to represent 10 ^{- 3} ?

• Kilo (k)

• Centi (c)

• Hecto (h)

• Milli (m)

Convert 4 kilometers (km) to meters (m).

• 0.004 meters (m)

• 40 meters (m)

• 400 meters (m)

• 4000 meters (m)

If the temperature is 25°C, what is it in Kelvin? (Kelvin = Celsius + 273.15)

• 298.15 K
  

• 250 K

• 25 K

• 548.15 K

The prefix "micro" (μ) denotes

• 10 ³

• 10 ⁶

• 10 ^{- 3}

• 10 ^{- 6}