Understanding SI Unit Prefixes

The prefix "kilo-" in the metric system represents a factor of ______.

The symbol "m" is used for which SI prefix?

• milli-

• micro-

• mega-

• centi-

The prefix "nano-" corresponds to which power of ten?

• pico-

• nano-

• femto-

• micro-

• deci-

• centi-

• milli-

• micro-

If a measurement is 0.001 meters, what is its value in millimeters?

• 0.1 mm

• 1 mm

• 10 mm

• 100 mm

Which of the following is the correct symbol for the prefix "micro-"?

• m

• n

• μ

• p

A mass of 2 kilograms is equal to how many grams?

• 20 g

• 200 g

• 2000 g

• 20,000 g

• milli-

• micro-

• nano-

• pico-

If a wire is 5 kilometers long, how many meters is it?

• 50 m

• 500 m

• 5000 m

• 50,000 m