The metric system is a system of measuring. It has three main units:m the meter for length kg the kilogram for mass s the second for time With those three simple measurements we can measure nearly everything in the world!Examples:
Learn about the metric measurements and the metric system units . See how metric system conversion works and compare the measurements to English...
This chapter discusses the importance of units in measurements and the metric system. In general, a unit is fixed by definition and is independent of physical conditions. Some examples of units are the foot, pound, degree, ohm, and meter. Each of these is a physical unit, which means that...
The metric system uses prefixes to denote fractions or multiples of these basic units. Except for powers of 1, -1, 2 and -2, the prefixes are applied in increments of powers of 3, or one thousand. For example, one thousand meters is a kilometer, and one thousandth of a meter is a ...
While the Metric System simply moves the decimal point to convert between its measurements' prefixes, the English System requires a conversion ratio (or unit factor) to move between measurements. In the Metric System, the prefix itself gives the needed conversion ratio.Proportions...
Metric prefixes can be used with any base unit. For example, a kilometer is 1,000 meters, a kilogram is 1,000 grams, and a kiloliter is 1,000 liters. Six common prefixes used in the metric system are listed below. Common Metric PrefixesUnit Multiples Table 1: Common metric prefixes. ...
The metric system was developed in France in 1791 so that scientists had a common unit for research comparisons. In 1960 the metric system became the basis for the International System of Units (SIunits). The basic units of these measurements for the metric system are listed in the chart ...
【核心短语 / 词汇】unit:单位;【翻译】重量的基本单位是千克。A项 kilogram(千克,公斤);B项 gram (克);C项 milligram(毫克);D项 metric ton (公吨)。题目问的是重量的基本单位,注意基本 单位并不代表最小的单位,重量的基本单位是千 克,所以选 A。 选项A:kilogram 意为 “千克,公斤”,是重量的基本单位...
Chapter 1: Introduction to Science. The Metric System Length Unit: meter (m) liter (l) gram (g) Volume – amount of space an object takes up Unit: Metric System. kilo (k) 1000 deka (da) 100 hecto (h) 10 Base Meter (m) Liter (L) Gram (g) 1 deci (d).1 centi (...
used in everyday life in most countries. Although the metric system is the only measurement system ever acknowledged by Congress, the United States remains "out of step" with the rest of the world by clinging to the antiquated English system of measurements involving pounds, inches, and so on...