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A buoy (/ ˈ b ɔɪ, b uː. i /; boy, BOO-ee) [1] [2] is a floating device that can have many purposes. It can be anchored (stationary) or allowed to drift with ocean currents. History
Throughout the majority of the country, the "flat" /æ/ of man is the dominant pronunciation for the a vowel in the following words: dance, advance, plant, example and answer. The exception is the state of South Australia , where a more advanced trap-bath split is found, and where the dominant pronunciation of all the preceding words ...
"Navigation buoy (a type of Sea mark) – aids pilotage by marking a maritime channel, hazard and administrative area to allow boats and ships to navigate safely. Some navigational buoys are fitted with a bell or gong, which sounds when waves move the buoy" -- EarthFurst ( talk ) 07:41, 22 November 2016 (UTC) [ reply ]
Differences in pronunciation between American English (AmE) and British English (BrE) can be divided into . differences in accent (i.e. phoneme inventory and realisation).See differences between General American and Received Pronunciation for the standard accents in the United States and Britain; for information about other accents see regional accents of English.
Buoyancy (/ ˈ b ɔɪ ən s i, ˈ b uː j ən s i /), [1] [2] or upthrust is a net upward force exerted by a fluid that opposes the weight of a partially or fully immersed object. In a column of fluid, pressure increases with depth as a result of the weight of the overlying fluid.
Sonobuoy being loaded onto a USN P-3C Orion aircraft Hand deployment of a sonobuoy in the Arctic Ocean from the aft deck of the R/V Sikuliaq. A sonobuoy (a portmanteau of sonar and buoy) is a small expendable sonar buoy dropped from aircraft or ships for anti-submarine warfare or underwater acoustic research.
Weather Buoy / Data Buoy / Oceanographic Buoy operated by the Marine Data Service. The first known proposal for surface weather observations at sea occurred in connection with aviation in August 1927, when Grover Loening stated that "weather stations along the ocean coupled with the development of the seaplane to have an equally long range, would result in regular ocean flights within ten years."
OpenSeaMap sea chart showing a port buoy and a west cardinal, an indicator for a sound signal and the label Bell [4] A bell buoy is a floating sea mark with a bell that is made to sound by the swell. It belongs to the sound buoys and by shape to the beacon buoys. [5] [6] In nautical charts, bell buoys are designated Bell. The development of ...