“What’s a nano? Think small, very, very small, a billionth of a meter small. Comparing a nano to a meter is like comparing a marble to the Earth.” Health Building News .000000001 = 10-9 = 1.0 X 10-9 = 1/1,000,000,000 meter = 1 nanometer In this tiny world, nanometers measure atoms and molecules. For example, [...]
Countdown to Powers of Ten Day
- 10/10/10 1391 days ago