Metrication in the United States There are no U.S. customary units for electric current, potential difference, or charge since these concepts were developed after the international adoption of metric in science. The metric units ampere, volt, ohm and coulomb are the only units used. The SI term hertz has replaced the term "cycles per second" as a unit of frequency. Energy is often measured in watt hours, BTUs, therms or calories rather than the SI joule. Residential and commercial electrical energy use is metered and billed in kilowatt hours, kW·h, as in most metric countries. Force measurements regularly use the pound instead of the SI
My Name Is Earl (season 1) My Name Is Earl (season 1) The first season of My Name Is Earl, an American television series created by Greg Garcia, that aired its pilot episode on September 20, 2005 at 9:00 p.m., ET/PT, on NBC, a U.S. broadcast television network. The DVD set was released on Region 2 on September 25, 2006 and on Region 1 on September 19, 2006. Its bonus material included: commentary for each episode, bloopers and deleted scenes. The show is broadcast in English, however in other countries it will be in other languages, there are also English subtitles. Season 1 of "My Name