Writing Measurements Conventionally Worksheet Page 2
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1
2Prefixes Worksheet
Physical Science A
1)
What does SI stand for? ________________________________________________________________
2)
What is a prefix? ______________________________________________________________________
____________________________________________________________________________________
3)
Fill in the following chart about the SI prefixes (BE CAREFUL! They’re not in order):
Symbol
Prefix
Meaning
ì
100
deci-
M
milli-
da
0.01 (1/100)
kilo-
4)
In the following pairs of units, circle the LARGER unit:
(a)
hectometer
millimeter
(d)
kilosecond
decisecond
(b)
dekawatt
megawatt
(e)
microliter
milliliter
(c)
micromole
centimole
(f)
megacandela
microcandela
5)
Write out in words the meaning of the following units. The first one is an example:
_____________________
(a)
MA
megaampere
(e)
ìm
(b)
ms
_____________________
(f)
kcd
_____________________
(c)
daL
_____________________
(g)
dmol _____________________
(d)
cg
_____________________
(h)
hK
_____________________
6)
Write out the meaning of the following units using a number and a symbol. The first one is an
example:
(a)
microsecond
0.000 001 s
(e)
megakelvin
_______________
(b)
decimeter
_______________
(f)
kilogram
_______________
(c)
centiliter
_______________
(g)
hectoampere _______________
(d)
millicandela
_______________
(h)
dekamole
_______________
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