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Ch.2 Chemistry and Measurements
Timberlake - Chemistry: An Introduction to General, Organic, and Biological Chemistry 14th Edition
Timberlake14th EditionChemistry: An Introduction to General, Organic, and Biological ChemistryISBN: 9781292472249당신이 사용하는 게 아니라요?교과서 변경
2장, 문제 33c

Write the abbreviation for each of the following units:
c. kilometer

검증된 단계별 안내
1
Step 1: Understand the concept of unit abbreviations. Units of measurement often have standardized abbreviations to simplify their representation. For example, 'meter' is abbreviated as 'm'.
Step 2: Recall that the prefix 'kilo-' represents a factor of 10³ (or 1000). This prefix is commonly used in the metric system to denote larger quantities.
Step 3: Combine the prefix 'kilo-' with the base unit 'meter'. The abbreviation for 'meter' is 'm', and the prefix 'kilo-' is abbreviated as 'k'.
Step 4: Write the abbreviation for 'kilometer' by combining the prefix and the base unit. The result is 'km'.
Step 5: Confirm that 'km' is the correct abbreviation for 'kilometer' by referencing standard metric system conventions.

비슷한 문제에 대한 검증된 영상 답변:

이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.
영상 길이:
2m

주요 개념

질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.

Unit of Measurement

A unit of measurement is a standard quantity used to express a physical quantity. In the context of distance, units like kilometers, meters, and miles provide a way to quantify how far apart two points are. Understanding these units is essential for converting and comparing distances in various contexts.
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Abbreviation

An abbreviation is a shortened form of a word or phrase. In scientific and technical contexts, abbreviations are commonly used to simplify communication. For example, 'kilometer' is abbreviated as 'km', which allows for easier writing and reading in documents and discussions related to distance.
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Metric System

The metric system is an international decimalized system of measurement based on the meter, liter, and gram as units of length, volume, and mass, respectively. It is widely used around the world for scientific and everyday measurements. The kilometer, as a unit of length in the metric system, is equal to 1,000 meters, making it a fundamental concept in understanding distances.
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Metric Prefixes