tidal observation

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• Tidal locking — A separate article treats the phenomenon of tidal resonance in oceanography. : See the article tidal acceleration for a more quantitative description of the Earth Moon system. Tidal locking occurs when the gravitational gradient makes one side of …   Wikipedia

• Observation et détection des trous noirs — Pour les articles homonymes, voir Trou noir (homonymie). La détection des trous noirs repose sur des indices astronomiques. Au cours des deux dernières décennies, les astronomes et physiciens du monde entier ont cherché à déduire leur présence, à …   Wikipédia en Français

• Tide — This article is about tides in the Earth s oceans. For other uses, see Tide (disambiguation). Tidal redirects here. For other uses, see Tidal (disambiguation). High Tide redirects here. For other uses, see High Tide (disambiguation) …   Wikipedia

• Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry       The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …   Universalium

• Moon — This article is about Earth s Moon. For moons in general, see Natural satellite. For other uses, see Moon (disambiguation) …   Wikipedia

• moon — mooner, n. moonless, adj. /moohn/, n. 1. the earth s natural satellite, orbiting the earth at a mean distance of 238,857 miles (384,393 km) and having a diameter of 2160 miles (3476 km). 2. this body during a particular lunar month, or during a… …   Universalium

• Moon — /moohn/, n. Sun Myung /sun myung/, born 1920, Korean religious leader: founder of the Unification Church. * * * Sole natural satellite of Earth, which it orbits from west to east at a mean distance of about 238,900 mi (384,400 km). It is less… …   Universalium

• Ocean observations — The following are considered essential ocean climate variables by the OOPC[1][clarification needed] that are currently feasible with current observational systems. Contents 1 Ocean climate variables 1 …   Wikipedia

• Europa (moon) — Europa Europa s trailing hemisphere in approximate natural color. The prominent crater in the lower right is Pwyll and the darker regions are areas where Europa s primarily water ice surface has a higher mineral content. Imaged on September 7,… …   Wikipedia

• Galaxy — This article is about the astronomical structure. For other uses, see Galaxy (disambiguation). NGC 4414, a typical spiral galaxy in the constellation Coma Berenices, is about 55,000 light years in diameter and approximately 60 million light… …   Wikipedia

• Titan (moon) — Titan Titan in 2005 by Cassini spacecraft Discovery Discovered by Christiaan Huygens …   Wikipedia