- earth wave
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Geol.any elastic wave traveling through the material of the earth, as a wave caused by an earthquake.
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Universalium. 2010.
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Universalium. 2010.
earth wave — noun 1. a. : an elastic vibration of the material of the earth b. : a visible undulation of alluvial or unconsolidated material at the surface of the earth that has been reported to occur in severe earthquakes 2. : an immobile undulation on the… … Useful english dictionary
Earth's radiation balance — is the equation of the incoming and outgoing thermal radiation.The incoming solar radiation is short wave, therefore the equation below is called the short wave radiation balance Qs:::Qs = G R = D + H R or depending on the albedo (back reflection … Wikipedia
Earth Hour — is an annual international event created by WWF (The World Wide Fund for Nature/World Wildlife Fund), held on the last Saturday of March, that asks households and businesses to turn off their non essential lights and electrical appliances for one … Wikipedia
Earth's rotation — is the rotation of the solid Earth around its own axis. The Earth rotates towards the east, which can be observed by orientation with a magnetic compass at sunrise. As viewed from the star Polaris, the Earth turns counter clockwise. Rotation… … Wikipedia
Wave Rock — is a natural rock formation located east of the small town of Hyden in Western Australia. It derives its name from the fact that it is shaped like a large, smooth wave. The total outcrop covers several hectares. The wave part of the rock is about … Wikipedia
Earth: Final Conflict — Título La Tierra: Conflicto Final (España); Tierra: Conflicto Final (Hispanoamérica) Género Ciencia Ficción Creado por Gene Roddenberry País de origen … Wikipedia Español
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
Earth exploration — Introduction the investigation of the surface of the Earth and of its interior. By the beginning of the 20th century most of the Earth s surface had been explored, at least superficially, except for the Arctic and Antarctic regions. Today the… … Universalium
Earth and Space Sciences — ▪ 1996 Introduction GEOLOGY AND GEOCHEMISTRY In 1995 significant developments took place in the realm of geologic mapping, which provides the foundation for the presentation and comparison of data in the Earth sciences. The most important… … Universalium
earth — /errth/, n. 1. (often cap.) the planet third in order from the sun, having an equatorial diameter of 7926 mi. (12,755 km) and a polar diameter of 7900 mi. (12,714 km), a mean distance from the sun of 92.9 million mi. (149.6 million km), and a… … Universalium