Metric Interrelationships

Conversions from a multiple or submultiple to the basic units of meters,

liters, or grams can be done using the table. For example, to convert

from kilometers to meters, multiply by 1,000 (9.26 kilometers equals

9,260 meters) or to convert from meters to kilometers, multiply by 0.001

(9,260 meters equals 9.26 kilometers)

_________________________________________________________________________

Length,

weight,

Prefix Symbol capacity Area Volume

-------------------------------------------------------------------------

exa E 10 +18 10 +36 10 +54

peta P 10 +15 10 +30 10 +45

tera T 10 +12 10 +24 10 +36

giga G 10 +9 10 +18 10 +27

mega M 10 +6 10 +12 10 +18

hectokilo hk 10 +5 10 +10 10 +15

myria ma 10 +4 10 +8 10 +12

kilo k 10 +3 10 +6 10 +9

hecto h 10 +2 10 +4 10 +6

deka da 10 +1 10 +2 10 +3

basic unit - 1 meter, 1 meter2 1 meter3

1 gram,

1 liter

deci d 10 -1 10 -2 10 -3

centi c 10 -2 10 -4 10 -6

milli m 10 -3 10 -6 10 -9

decimilli dm 10 -4 10 -8 10 -12

centimilli cm 10 -5 10 -10 10 -15

micro u 10 -6 10 -12 10 -18

nano n 10 -9 10 -18 10 -27

pico p 10 -12 10 -24 10 -36

femto f 10 -15 10 -30 10 -45

atto a 10 -18 10 -36 10 -54

========================================================================

The 1991 CIA World Factbook · 第 244 / 247 题