field apparatus
81Oil-drop experiment — The purpose of Robert Millikan and Harvey Fletcher s oil drop experiment (1909) was to measure the electric charge of the electron. They did this by carefully balancing the gravitational and electric forces on tiny charged droplets of oil… …
82German Resistance — The German Resistance refers to those individuals and groups in Nazi Germany who opposed the regime of Adolf Hitler between 1933 and 1945. Some of these engaged in active plans to remove Hitler from power and overthrow his regime. Their plans… …
83education — /ej oo kay sheuhn/, n. 1. the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life. 2. the act or process of… …
84Camden, New Jersey — City of Camden, New Jersey   City   Motto: In a Dream, I Saw a City Invincible[1] …
85Atmospheric electricity — is the regular diurnal variations of the Earth s atmospheric electromagnetic network (or, more broadly, any planet s electrical system in its layer of gases). The Earth’s surface, the ionosphere, and the atmosphere is known as the global… …
86Joseph Thomas Clover — Born 28 February 1825 Aylsham, Norfolk Died 27 September 1882(1882 09 27) (aged 57) 3 Cavendish Place, London Occupation Physician, Anaesthetist Joseph Thomas Clover (28 February 1825 – 27 September 1882) …
87German resistance — Not to be confused with Werwolf. Memorial plaque to resistance members and wreath at the Bendlerblock, Berlin The German resistance (Widerstand) was the opposition by individuals and groups in Germany to Adolf Hitler or the National Socialist… …
88Fusor — The Farnsworth–Hirsch Fusor, or simply fusor, is an apparatus designed by Philo T. Farnsworth to create nuclear fusion. It has also been developed in various incarnations by researchers including Elmore, Tuck, and Watson, and more lately by… …
89Bohr–Einstein debates — The Bohr–Einstein debates is a popular name given to what was actually a series of epistemological challenges presented by Albert Einstein against what has come to be called the standard or Copenhagen interpretation of quantum mechanics. Since… …
90Invention of the telephone — The modern telephone is the result of work done by many people, all worthy of recognition of their contributions to the field. Alexander Graham Bell was the first to patent the telephone, an apparatus for transmitting vocal or other sounds… …
