(Encyclopedia) English units of measurement, principal system of weights and measures used in a few nations, the only major industrial one being the United States. It actually consists of two related…
(Encyclopedia) race, one of the group of populations regarded as constituting humanity. The differences that have historically determined the classification into races are predominantly physical…
U.S. Department of State Background Note Index: Historical and Cultural Highlights Government and Political Conditions Defense and Military Issues Foreign Relations U.S. Policy Toward North…
(Encyclopedia)
CE5
Internal-combustion engines: In the four-stroke reciprocating engine (above), a mixture of fuel and air is taken into the chamber on the down-stroke of the piston, is compressed…
(Encyclopedia)
CE5
Electrical and radio symbols
electricity, class of phenomena arising from the existence of charge. The basic unit of charge is that on the proton or electron—the proton's…
Biographies of U.S. representatives and senators from Wisconsin Member Name Birth-Death ADAMS, Henry Cullen 1850-1906 AMLIE, Thomas Ryum 1897-1973 ASPIN…
Biographies of U.S. representatives and senators from Alabama Member Name Birth-Death ABERCROMBIE, James 1795-1861 ABERCROMBIE, John William 1866-1940…
(Encyclopedia) marketing, in economics, that part of the process of production and exchange that is concerned with the flow of goods and services from producer to consumer. In popular usage it is…
