static magnetic cell
121History of the single-lens reflex camera — The history of the single lens reflex camera predates the invention of photography in 1826/27 by one and a half centuries with the use of a reflex mirror in a camera obscura first described in 1676. Such SLR devices were popular as drawing aids… …
122Astrionics — is the science and technology of the development and application of electronic systems, sub systems, and components used in spacecraft. The electronic systems on board a spacecraft include attitude determination and control, communications,… …
123Colony collapse disorder — Honey bees entering a beehive Colony collapse disorder (CCD) is a phenomenon in which worker bees from a beehive or European honey bee colony abruptly disappear. While such disappearances have occurred throughout the history of apiculture, the… …
124electricity — I (New American Roget s College Thesaurus) An entity of nature with positive and negative parts Nouns 1. electricity, electric[al] power; electromagnetism, electromotion; electrical engineering, electronics, magnetics; electrolysis. 2. electric… …
125Myasthenia gravis — Classification and external resources Detailed view of a neuromuscular junction: 1. Axon 2. Sarcolemma 3. Synaptic vesicle 4. Nicotinic acetylcholine receptor 5. Mitochondrion …
126Attitude dynamics and control — The attitude of a body is its orientation as perceived in a certain frame of reference; providing a vector along which a spacecraft is pointing is a description of its attitude. Dynamics is the term for the modeling of changing conditions, due to …
127European honey bee — Taxobox name = Western honey bee ( Apis mellifera ) image caption = Honey bee approaching a Milk Thistle flowerhead regnum = Animalia phylum = Arthropoda classis = Insecta ordo = Hymenoptera subordo = Apocrita superfamilia = Apoidea familia =… …
128literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …
