methods handbook
121Meditation — This article is about the mental discipline. For the form of alternative dispute resolution, see Mediation. For other uses, see Meditation (disambiguation). A statue of the Buddha meditating, Borim Temple, Korea Meditation refers to any form of a …
122Political science — For the Randy Newman song of the same name, see Political Science (song). Part of the Politics series Politics …
123Printed circuit board — Part of a 1983 Sinclair ZX Spectrum computer board; a populated PCB, showing the conductive traces, vias (the through hole paths to the other surface), and some mounted electrical components A printed circuit board, or PCB, is used to… …
124Speed of sound — Sound is a vibration that travels through an elastic medium as a wave. The speed of sound describes how much distance such a wave travels in a certain amount of time. In SI Units with dry air at 20 °C (68 °F), the speed of sound is 343 m/s. This… …
125Primary source — [ [http://www.lib.umd.edu/guides/primary sources.html Primary, Secondary and Tertiary Sources, UM Libraries] ] [ [http://www.library.jcu.edu.au/LibraryGuides/primsrcs.shtml JCU Primary, Secondary Tertiary Sources] ] is a term used in a number of… …
126American cuisine — For other uses, see American cuisine (disambiguation). See also: Global cuisines …
127Offset printing — Web fed offset lithographic press at speed …
128Reliability engineering — is an engineering field, that deals with the study of reliability: the ability of a system or component to perform its required functions under stated conditions for a specified period of time. [ Definition by IEEE] It is often reported in terms… …
