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Chapter 6: Problem 16

What is the meaning of the metric system abbreviation cm?

Short Answer

Expert verified
The abbreviation "cm" stands for centimeter, which is one hundredth of a meter.

Step by step solution

01

Understanding the Metric System

The metric system is an international decimal system of measurement that was first introduced in France in 1799. It is the standard system of measurement in most countries around the world.
02

Breaking Down the Abbreviation

The abbreviation "cm鈥� is composed of two parts: 'c' and 'm'. In the metric system, each letter often represents a specific unit or prefix.
03

Identifying the Unit

In the context of the metric system, the letter 'm' stands for meter, which is the base unit of length.
04

Understanding the Prefix 'c'

In the metric system, the prefix 'c' stands for 'centi-', which means one hundredth (1/100). This prefix is used to signify that the unit is a fraction of the base unit.
05

Combining Prefix and Base Unit

When combining 'centi-' with 'meter', we get the unit 'centimeter' which is a unit of length equal to one hundredth of a meter.

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Key Concepts

These are the key concepts you need to understand to accurately answer the question.

Centimeter
A centimeter is a unit of length in the metric system, which is prevalent in most parts of the world today. It is a small unit used to measure short lengths or distances, making it extremely practical for everyday use.
To understand a centimeter, think of a meter stick, which is 100 centimeters long. That's because a centimeter is defined as one one-hundredth of a meter. This means that 1 cm = 0.01 m.
When using centimeters, it鈥檚 common to see the abbreviation "cm". For example, a ruler often shows both centimeter and inch measurements for ease of use. Measuring in centimeters can be especially useful for items like books, phones, or paper, where precision is key.
Length Measurement
Length measurement in the metric system revolves around the meter, which is the base unit of length.
The metric system is decimal-based, meaning each unit is a power of ten difference from another. This consistency makes conversions straightforward.
Some common metric lengths include:
  • Millimeter (mm): 1/1000 of a meter
  • Centimeter (cm): 1/100 of a meter
  • Meter (m): the base unit
  • Kilometer (km): 1000 meters
For example, when measuring a room, you might use meters, but if you're measuring a pencil, centimeters are more appropriate. The straightforward nature of the metric system helps make many scientific and everyday tasks simpler and more precise.
Metric Prefixes
Metric prefixes signify powers of ten and are utilized to express units that are either larger or smaller than the base unit.
These prefixes allow for very large or very small numbers to be easily understood and written conveniently. Common metric prefixes include:
  • Kilo- (k): 1000 times the base unit
  • Centi- (c): 1/100 of the base unit
  • Milli- (m): 1/1000 of the base unit
  • Micro- (碌): 1/1,000,000 of the base unit
For example, 'centi-' in "centimeter" means the unit is one hundredth of a meter, making conversions easy. If you have 100 cm, that's equivalent to 1 meter. Understanding these prefixes is essential for navigating the metric system efficiently.

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Most popular questions from this chapter

Change 11,557 centilitres to litres.

Use the conversion \(1 \mathrm{~kg}=2.2 \mathrm{lb}\) to convert 395 ounces to kilograms, rounded to the nearest tenth of a kilogram.

Use the conversion 1 in \(=2.54 \mathrm{~cm}\) to convert 19 centimeters to inches, rounded to the nearest tenth of a inch.

Use the conversion \(1 \mathrm{~kg}=2.2 \mathrm{lb}\) to convert \(10.4\) kilograms to pounds, rounded to the nearest tenth of a pound.

Use the conversion \(1 \mathrm{yd}=0.9144 \mathrm{~m}\) to convert 20 yards to centimeters, rounded to the nearest tenth of a centimeter.
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