Why Doesn’t the United States Use the Metric System?
Have you ever noticed that systems of measurement tends to change when you leave the United States? Weight is typically ...
Nanowerk1y
Exploring the Nanometer in Science and Technology
A nanometer (nm) is a unit of length in the metric system, defined as one billionth (10-9) of a meter (m). The meter is the base unit of length in the International System of Units (SI), making the ...