FRAME 4-9.
Solution to
PREFIXES AND ROOT WORDS. The great advantage of the metric
Frame 4-8.
system over the U.S. system is the metric use of root (basic) terms and
standard prefixes. Meter, liter, and gram are examples of root words.
gram
They basically tell you what you are dealing with (length, volume, or
weight). Prefixes (word parts that go in front) are added to the root word
to denote how much.
Remember that the metric system is based on the decimal system
(powers of ten). The prefix, then, denotes a power of ten. You have
already come across some of these terms. In Frame 4-5, for example,
the term "kilogram" was used.
In the word "kilogram," the root word (what) is
and the prefix (how much) is
.
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FRAME 4-10.
Solution to
The prefix "kilo-" means "1000."
Frame 4-9.
Therefore, something that weighs one kilogram weighs how many
root: gram
grams?
prefix: kilo-
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FRAME 4-11.
Solution to
Some of the metric prefixes are given below. They denote larger and
Frame 4-10.
larger multiples of 10.
1000 grams
Prefix
Meaning
Example
deca-
10
1 decameter equals ten meters
hecto-
100
1 hectometer equals one hundred meters
kilo-
1,000
1 kilometer equals one thousand meters
mega-
1,000,000
1 megameter equals one million meters
giga-
1,000,000,000
1 gigameter equals one billion meters
How many meters are in 5.4 kilometers? ________________________
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MD0900
4-5