Metric Study Guide

Metric Study Guide

Symbol
Name
Long Scale
Short Scale
Decimal
1000m
10n
Notes
Y
Yotta
Quadrillion
Septillion
1,000,000,000,000,000,000,000,000
10008


Z
Zetta
Thousand Trillion
Sextillion
1,000,000,000,000,000,000,000
10007
1021

E
Exa
Trillion
Quintillion
1,000,000,000,000,000,000
10006
1018


P
Peta
Thousand Billion
Quadrillion
1,000,000,000,000,000
10005
1015

T
Tera
Billion
Trillion
1,000,000,000,000
10004
1012

G
Giga
Thousand Million
Billion
1,000,000,000
10003
109
gigameter = 1 billion meters (or 1,000,000Km)
M
Mega
Million
Million
1,000,000
10002
106
megameter = 1 million meters (or 10,000Km)

Symbol
Name
Long Scale
Short Scale
Decimal
1000m
10n
Notes
k
Kilo
Thousand
Thousand
1000
10001
103
1Km - 0.6214 miles
1km – 1,000 meters
h
Hecto
Hundred
Hundred
100
10002/3
102

d
Deca (deka)
Ten
Ten
10
10001/3
101

m
Meter
One
One
1
10000
100

d
Deci
One Tenth (1/10)
Tenth
0.1
1000−1/3
10−1


c
Centi
One Hundredth (1/100)
Hundredth
0.01
1000−2/3
10−2

m
Milli
One Thousandth (1/1000)
Thousandth
0.001
1000−1
10−3
1 Gram = 1000 Milligrams

µ
Micro
One Millionth
Millionth
0.000001
1000−2
10−6

n
Nano
One Thousand Millionth
Billionth
0.000000001
1000−3
10−9


Symbol
Name
Long Scale
Short Scale
Decimal
1000m
10n
Notes
P
Pico
One Billionth
Trillionth
0.000000000001
1000−4
10−12

F
Femto
One Thousand Billionth
Quadrillionth
0.000000000000001
1000−5
10−15

A
Atto
One Trillionth
Quintillionth
0.000000000000000001
1000−6
10−18

Z
Zepto
One Thousand Trillionth
Sextillionth
0.000000000000000000001
1000−7
10−21

Y
Yocto
One Quadrillionth
Septillionth
0.000000000000000000000001
1000−8
10−24

Å
Ångström
1.0 × 10-10 Meters

6990100000000000000

10 x 10-10


Length
Basic unit is the meter (m), which equals 39.37 in.
Common Multiples and Subdivisions

kilometer (km)
103 m

decimeter (dm)...

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