Unit Definition (block [Midwest U.S.]) The Block is an informal unit of distance popular in the U.S. A block is the average distance between street intersections in the rectangular street grids common in most American cities. The length of a block in many midwestern USA cities is about 1/16 mile or 100 meters.
Unit Definition (nanometer) Equal to 0.000000001 meters (formerly millimicron), or 0.03937 microinch.
To link to this page, copy the following code to your site.
Promote this page with a popular social bookmarking service [?]:
If you want to promote this page and share it with others on the web, we've made it easy for you to do.
Below you'll see icons (links) to various bookmarking services. These sites - commonly called 'social bookmark' or 'social news' sites - have large communities of web users who share and rate interesting, useful and important things on the web.
Clicking the links will automatically add the address of this page to the selected sites, letting you share it with others. Each site will ask you to register to share petitions and comments. Registration is free and once a member, you can store and recommend this page and others like it that may help others.
So please select a bookmarking service from the icons below if you wish to share this page with others.
Length/Distance 
Convert from block [Midwest U.S.] to nanometer
