Sink+by+its+own+weight
11Asia — /ay zheuh, ay sheuh/, n. a continent bounded by Europe and the Arctic, Pacific, and Indian oceans. 2,896,700,000; ab. 16,000,000 sq. mi. (41,440,000 sq. km). * * * I Largest continent on Earth. It is bounded by the Arctic Ocean, the Pacific Ocean …
12Neutral buoyancy — is a condition in which a physical body s mass equals the mass it displaces in a surrounding medium. This offsets the force of gravity that would otherwise cause the object to sink. An object that has neutral buoyancy will neither sink nor rise.… …
13All or nothing (armor) — All or nothing is a method of armoring battleships, originally developed by the US Navy in the first decade of the 20th century. The characteristic of the system was the avoidance of light or moderate thicknesses of armor; armor was used in the… …
14Piano Concerto No. 2 (Prokofiev) — Sergei Prokofiev set to work on his Piano Concerto No. 2 in G minor, Op 16 in 1912 and completed it in 1913. He himself performing as solo pianist, it was premiered on 23rd August the same year at Pavlovsk. [… …
15Venus — /vee neuhs/, n., pl. Venuses for 2. 1. an ancient Italian goddess of gardens and spring, identified by the Romans with Aphrodite as the goddess of love and beauty. 2. an exceptionally beautiful woman. 3. (sometimes l.c.) Archaeol. a statuette of… …
16Richard Trevithick — Infobox Scientist name = Richard Trevithick box width = image width = 150px caption = Richard Trevithick, by John Linnell (1792 1882) birth date = April 13, 1771 birth place = Cornwall death date = April 22, 1833 (aged 62) death place = Dartford …
17naval warfare — Military operations conducted on, under, or over the sea and waged against other seagoing vessels or targets on land or in the air. The earliest naval attacks were raids by the armed men of a tribe or town using fishing boats or merchant ships.… …
18balloon flight — ▪ aviation Introduction passage through the air of a balloon that contains a buoyant gas, such as helium or heated air, for which reason it is also known as lighter than air free flight. Unmanned balloons have been used to carry meteorological… …
19Convection — This figure shows a calculation for thermal convection in the Earth s mantle. Colors closer to red are hot areas and colors closer to blue are cold areas. A hot, less dense lower boundary layer sends plumes of hot material upwards, and likewise,… …
20Cartesian diver — A Cartesian diver or Cartesian devil is a classic science experiment, named for René Descartes, which demonstrates the principle of buoyancy (Archimedes’ principle) and the ideal gas law.Experiment descriptionThe experiment is set up by placing a …
