Convert attometer to ell
Please provide values below to convert attometer [am] to ell [ell], or Convert ell to attometer.
How to Convert Attometer to Ell
1 am = 8.74890638670166e-19 ell
Example: convert 15 am to ell:
15 am = 15 × 8.74890638670166e-19 ell = 1.31233595800525e-17 ell
Attometer to Ell Conversion Table
| attometer | ell |
|---|
Attometer
An attometer is a unit of length in the metric system equal to 10^-18 meters.
History/Origin
The prefix "atto-" for 10^-18 was adopted by the CGPM (General Conference on Weights and Measures) in 1964.
Current Use
The attometer is used in high-energy physics to describe the scales relevant to quarks and leptons.
Ell
The ell is an obsolete unit of length, originally used for measuring cloth. Its length varied in different countries, but it was generally around 45 inches.
History/Origin
The word "ell" is derived from the Latin "ulna," meaning "forearm," as the unit was originally based on the length of the forearm.
Current Use
The ell is no longer in use.