first oscillation
71electronics — /i lek tron iks, ee lek /, n. (used with a sing. v.) the science dealing with the development and application of devices and systems involving the flow of electrons in a vacuum, in gaseous media, and in semiconductors. [1905 10; see ELECTRONIC,… …
72Flight dynamics — is the science of air and space vehicle orientation and control in three dimensions. The three critical flight dynamics parameters are the angles of rotation in three dimensions about the vehicle s center of mass, known as pitch , roll and yaw… …
73Sea surface temperature — Weekly average sea surface temperature for the World Ocean during the first week of February 2011, during a period of La Niña …
74Atlantic hurricane — An Atlantic hurricane or tropical storm is a tropical cyclone that forms in the North Atlantic Ocean, usually in summer or autumn. Tropical storms have one minute maximum sustained winds of at least 39 mph (34 knots, 17 m/s, 63 km/h), while… …
75Marine chronometer — Breguet twin barrel box chronometer. Classification Clock Industry Transportation …
76Oscillating U-tube — Digital density measuring principle Digital den …
77List of climate scientists — Climate scientists study the statistics of the Earth s temperature (top) and precipitation (bottom) for a better understanding of the climate system. This list of climate scientists contains famous or otherwise notable persons who have contribute …
78Balance spring — A balance spring, or hairspring, is a fine spiral or helical spring used in mechanical watches, marine chronometers, and other timekeeping mechanisms to control the rate of vibration of the balance wheel. A balance spring usually has a regulator… …
79Australia — /aw strayl yeuh/, n. 1. a continent SE of Asia, between the Indian and the Pacific oceans. 18,438,824; 2,948,366 sq. mi. (7,636,270 sq. km). 2. Commonwealth of, a member of the Commonwealth of Nations, consisting of the federated states and… …
80Kaon — For other uses, see Kaon (disambiguation). Kaon Composition K+ : us K …
