Students are introduced to the metric system. Introduction to Chemistry continues with a discussion of the Metric System: length, mass, volume, time and temperature are defined, and students learn the ...

Talk about massive change. After meeting the needs of science, industry and commerce for more than 130 years, the kilogram has just been fundamentally reinvented. At a meeting Friday in Versailles, ...

A nanogram (ng) is a unit of mass in the metric system, equal to one billionth (10-9) of a gram (g). The gram is a base unit of mass in the International System of Units (SI), making the nanogram a ...

The United States is one of just three countries that "prefers" imperial measurements over the international metric standard. The motivation why has less to do with official policy than you might ...

I was at the supermarket recently when I took note of something my eyes had passed thousands of times before. The cans of my favorite sodas were 12 ounces, while the bottles were 2 liters. It caught ...

Wondering why the United States measures things in inches and pounds? The answer will definitely surprise you All countries use the metric system to varying degrees. Most of the world has adopted the ...