Solution to

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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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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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

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