S! System
^
Scientists use the Systeme International (SI) or the Metric System. It is based on powers of ten and the
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Power
Prefix
Abbreviation
Examole
0.000000001
10~9
nano
n
nanometer (nm)
0.000001
1Q-6
micro
M
micrometer
0.001
10'3
milli
m
rni!iimeter (mm)
0.01
10'2
csnti
c
centimeter (cm)
0.1
10~1
deci
d
decimeter (dm)
10
101
deca
da
decameter (dam)
100
102
hecto
h
hectometer
1000
103
kilo
k
kilometer
1000000
10s
mega
M
megameter (Mm)
1000000000
109
giga
G
gigameter
(pm)
1
ex.
9.9 MW = 9.9 x 1 0s W or 9900000 W
G
M
k
h
(him)
(km)
(Gm)
3.3 ms = 3.3 x1 0"3 s or 0.0033 s
I
'
da B
\
d
Complete the following SI conversions:
371 cm =
3-^1
m
11.3kg=
0.09 km =
9000
cm
0.0489 kL=
89234 nm =
£. <?2Vf y(O
mm
15.41g=
/.^V/ )f/oy
mq
1531 us=
/- T 3 '
209001=
o-o^o?
ML
I
1
I
0.00039 Ms =
71kL=
ms
*/<& ?
a
L
s
1 3.0075 kL= / £ o o ' ? _ S
L
1
^\oO
daL
912 dag =
J./Zfi/o*
Ca
1
/O
mA
17.212mA=
0.0/7ZC2- A
0.01 A =
3.9O
-7-
/J^y/o*
1
•
Rewrite the following measurements as indicated:
3. 99x1 0'5 km =
5.64x103mm =
6.11x10 3 m =
3-34 jMO_^
r
m
=
cm
=
,<7-fc t /?O
3^ X /O^
nm
\
=