Metric Prefixes Flashcards
Which of the following is the correct conversion of 16.1 kilometers into miles using the following unit equivalencies: 1 km = 1000 m, 1ft = 12 in, 1 m = 100 cm, 1 mi = 1760 yd, 1 in = 2.54 cm, 1 yd = 3 ft?
The wavelength of light of a particular color is 580 nm. Express it in meters.
A decimeter is one-fifth of a meter.
false
The prefix “centi” represents _____.
0.01
Choose the prefix for 0.01.
centi
What is the prefix for “thousand”?
kilo
What is the abbreviation for the unit nanometers?
nm
An apple has a mass of 1.2 hectograms. What is the mass of the apple in grams?
120g
The circumference of the earth is 40,000 km. The distance from the North Pole to the equator is ¼ of the circumference of the earth.
What is the distance from the north pole to the equator in meters?
10,000,000 m
How many meters are in a gigameter?
one billion
A microsecond is one _____ of a second.
millionth
The wavelength of light of a particular color is 580 nm. Express it in meters.
5.8 x 10^-7m
One gram is equal to _____ nanograms.
1 x 10^9
Which of the following is equivalent to 3.2 mg?
3.2 x 10^3 mg
The prefix for millionth is “milli”
false
In the metric unit kilogram, “kilo” is the base unit.
false
In the metric system, “kilo” is an abbreviation for 10,000.
false
Metric prefixes act as a divisor to the base unit that follows.
false
The “milli” prefix is used for 10−3 m
true
Metric prefixes are easy to understand and come in handy when making metric conversions.
true
The metric prefixes are powers of ten that are multiples of three.
true
